Sungbeen Sim defeated Ethan Cook 6-3 5-7 10-4 in the M15 Harmon 1 q16 on hard. Sungbeen Sim extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-03-18 | M25 Swan Hill 1 | R32 | grass | Ethan Cook | 6-1 6-4 |
| 2024-06-09 | M15 Anseong 1 | Q64 | hard | Sungbeen Sim | 7-6(3) 6-4 |
Averages over each player's completed matches in the selected window (69 vs 65). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About