Live points verified daily against the official ranking: 946 of 1,000 in the WTA top 1,000 match to the point. How we check ›
On Yu Choi is a 19-year-old South Korean professional currently ranked #869 on the live WTA tour with 35 ranking points. Choi slipped 43 places in the latest ranking update. Our rating model puts Choi at 1509 ELO across 149 rated matches, strongest on hard courts (1506).
Choi's next scheduled points drop is 10 points from W15 Luan 2 on July 27, 2026, when that result rolls off the 52-week ranking, and 18 results currently count toward Choi's ranking total.
<a href="https://atprank.com/player/on-yu-choi"><img src="https://atprank.com/api/card/player/on-yu-choi" alt="Live tennis ranking — atprank.com" width="640" height="180" /></a>Live card — updates automatically. Free to embed with the atprank.com link.
From matches in our dataset (2023–present).
Biggest upset victories — matches On Yu Choi won as the betting underdog, ranked by pre-match odds.
On Yu Choi’s wins over the highest-rated opponents, by the opponent’s pre-match ELO (since 2023).
Eunhye LeeW15 Luan 2 2025 · 6-7(1) 7-6(6) 6-1ELO 1590def. Eunhye LeeW35 Timaru 1 2025 · 7-6(6) 7-6(1)ELO 1588def. 
Shrivalli Rashmikaa BhamidipatyW50 Caloundra 1 2024 · 6-3 2-6 6-2ELO 1550def. 
Meiqi GuoW15 Luan 2 2025 · 1-6 7-6(4) 1-3 ret.ELO 1537def. 
Merel HoedtW50 Caloundra 1 2024 · 6-2 7-5ELO 1535Last match Jul 15, 2026 · last win Jun 24, 2026
Level on points with Dabin Kim at #868.
Points needed to reach each tier, assuming other players’ totals stay the same.
Valid results outside the best-18 that don't count toward the ranking right now — they promote in as counting results drop off.
On Yu Choi's most-played opponents. Open any rivalry for the full meeting record and a win-probability prediction.
Funa Kozaki