Polymarket USOpen
Women's Pro Tennis No. 1 on Dec 31, 2026: Jelena Ostapenko
Yes—
No—
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Opens the venue in a new tab, through Predxy.24h volume$684
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ResolvesJan 15, 2027in 3 months
Resolution rules
This market will settle to Yes if Jelena Ostapenko is the World Number One in Professional Women's Tennis on December 31st, 2026 at 11:59pm ET. Outcome sourced from the WTA.
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As of Oct 24, 11:46 PM UTC