Angella Okutoyi enters this ITF W35 Verbier quarterfinal matchup on outdoor clay with strong recent momentum, including a straight-sets win over Laia Petretic and a retirement victory earlier in the draw after claiming the W35 Nairobi title on the same surface in January 2026. The 22-year-old Kenyan, ranked near 508-512, has compiled an impressive 19-2 singles record in 2026 while showing improved consistency on clay. Valentini Grammatikopoulou, the 29-year-old Greek ranked around 554, brings more professional experience but enters with a modest 10-7 record this season and limited recent success at this level. The pair has no prior head-to-head history, making surface-specific form, physical freshness after the short turnaround, and baseline consistency the primary variables likely influencing trader consensus on the outcome.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated12:00 PM
A. Okutoyi
V. Grammatikopoulou
A. Okutoyi-
V. Grammatikopoulou-
$27.85K Vol.
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to “Okutoyi” if Angella Okutoyi wins the first set. It will resolve to “Grammatikopoulou” if Valentini Grammatikopoulou wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Okutoyi" if Angella Okutoyi wins by 2 or more sets than Valentini Grammatikopoulou, based on the final completed score. Otherwise, it will resolve to "Grammatikopoulou."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to “Okutoyi” if Angella Okutoyi wins set 2. It will resolve to “Grammatikopoulou” if Valentini Grammatikopoulou wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Valentini Grammatikopoulou and Angella Okutoyi in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Grammatikopoulou" if Valentini Grammatikopoulou wins by 2 or more sets than Angella Okutoyi, based on the final completed score. Otherwise, it will resolve to "Okutoyi."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Angella Okutoyi enters this ITF W35 Verbier quarterfinal matchup on outdoor clay with strong recent momentum, including a straight-sets win over Laia Petretic and a retirement victory earlier in the draw after claiming the W35 Nairobi title on the same surface in January 2026. The 22-year-old Kenyan, ranked near 508-512, has compiled an impressive 19-2 singles record in 2026 while showing improved consistency on clay. Valentini Grammatikopoulou, the 29-year-old Greek ranked around 554, brings more professional experience but enters with a modest 10-7 record this season and limited recent success at this level. The pair has no prior head-to-head history, making surface-specific form, physical freshness after the short turnaround, and baseline consistency the primary variables likely influencing trader consensus on the outcome.
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Market Opened: Aug 20, 2026, 2:14 PM ET
Volume
$27,852End Date
Aug 28, 2026Market Opened
Aug 20, 2026, 2:14 PM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...12:00 PMA. OkutoyiV. Grammatikopoulou
A. Okutoyi-
V. Grammatikopoulou-
$27.85K Vol.
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to “Okutoyi” if Angella Okutoyi wins the first set. It will resolve to “Grammatikopoulou” if Valentini Grammatikopoulou wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Okutoyi" if Angella Okutoyi wins by 2 or more sets than Valentini Grammatikopoulou, based on the final completed score. Otherwise, it will resolve to "Grammatikopoulou."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to “Okutoyi” if Angella Okutoyi wins set 2. It will resolve to “Grammatikopoulou” if Valentini Grammatikopoulou wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official ITF match statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Valentini Grammatikopoulou and Angella Okutoyi in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Grammatikopoulou" if Valentini Grammatikopoulou wins by 2 or more sets than Angella Okutoyi, based on the final completed score. Otherwise, it will resolve to "Okutoyi."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official ITF statistics.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official ITF results.Angella Okutoyi enters this ITF W35 Verbier quarterfinal matchup on outdoor clay with strong recent momentum, including a straight-sets win over Laia Petretic and a retirement victory earlier in the draw after claiming the W35 Nairobi title on the same surface in January 2026. The 22-year-old Kenyan, ranked near 508-512, has compiled an impressive 19-2 singles record in 2026 while showing improved consistency on clay. Valentini Grammatikopoulou, the 29-year-old Greek ranked around 554, brings more professional experience but enters with a modest 10-7 record this season and limited recent success at this level. The pair has no prior head-to-head history, making surface-specific form, physical freshness after the short turnaround, and baseline consistency the primary variables likely influencing trader consensus on the outcome.
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou.
This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Market Opened: Aug 20, 2026, 2:14 PM ET
Volume
$27,852End Date
Aug 28, 2026Market Opened
Aug 20, 2026, 2:14 PM ETResolution Source
https://www.itftennis.com/en/tournament-calendar/Resolver
0x65070BE91...Angella Okutoyi enters this ITF W35 Verbier quarterfinal matchup on outdoor clay with strong recent momentum, including a straight-sets win over Laia Petretic and a retirement victory earlier in the draw after claiming the W35 Nairobi title on the same surface in January 2026. The 22-year-old Kenyan, ranked near 508-512, has compiled an impressive 19-2 singles record in 2026 while showing improved consistency on clay. Valentini Grammatikopoulou, the 29-year-old Greek ranked around 554, brings more professional experience but enters with a modest 10-7 record this season and limited recent success at this level. The pair has no prior head-to-head history, making surface-specific form, physical freshness after the short turnaround, and baseline consistency the primary variables likely influencing trader consensus on the outcome.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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Frequently Asked Questions