Elvina Kalieva, the No. 8 seed and world No. 115 American, faces 18-year-old Vendula Valdmannova (No. 165) in the final round of 2026 US Open WTA qualifying on hard courts. Both players rallied from a set down to advance on August 26, with Kalieva defeating Sofia Costoulas 3-6, 6-3, 6-4 and Valdmannova overcoming Aliaksandra Sasnovich 5-7, 6-3, 6-1. Kalieva holds the ranking edge and home-court familiarity on the surface where she has competed regularly, while the teenager brings strong recent momentum from multiple ITF titles and consistent hard-court results. Their first meeting pits Kalieva’s experience against Valdmannova’s rising form in a match that determines main-draw entry.
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Elvina Kalieva – Vendula Valdmannova
Moneyline
$0 Vol.
Game Spread
$0 Vol.
This market will resolve to 'Elvina Kalieva' if Elvina Kalieva advances against Vendula Valdmannova.
This market will resolve to 'Vendula Valdmannova' if Vendula Valdmannova advances against Elvina Kalieva.
If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 10, 2026, 11:59 PM ET (14 days after the scheduled start), 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 WTA Tour. A consensus of credible reporting may also be used.
Market Opened: Aug 27, 2026, 12:14 AM ET
Resolution Source
https://www.wtatennis.com/scoresResolver
0x65070BE91...Elvina Kalieva – Vendula Valdmannova
Moneyline
$0 Vol.
Game Spread
$0 Vol.
This market will resolve to 'Elvina Kalieva' if Elvina Kalieva advances against Vendula Valdmannova.
This market will resolve to 'Vendula Valdmannova' if Vendula Valdmannova advances against Elvina Kalieva.
If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 10, 2026, 11:59 PM ET (14 days after the scheduled start), 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 WTA Tour. A consensus of credible reporting may also be used.
Market Opened: Aug 27, 2026, 12:14 AM ET
Resolution Source
https://www.wtatennis.com/scoresResolver
0x65070BE91...Elvina Kalieva, the No. 8 seed and world No. 115 American, faces 18-year-old Vendula Valdmannova (No. 165) in the final round of 2026 US Open WTA qualifying on hard courts. Both players rallied from a set down to advance on August 26, with Kalieva defeating Sofia Costoulas 3-6, 6-3, 6-4 and Valdmannova overcoming Aliaksandra Sasnovich 5-7, 6-3, 6-1. Kalieva holds the ranking edge and home-court familiarity on the surface where she has competed regularly, while the teenager brings strong recent momentum from multiple ITF titles and consistent hard-court results. Their first meeting pits Kalieva’s experience against Valdmannova’s rising form in a match that determines main-draw entry.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedBeware of external links.
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