Chase Ferguson defeated Duck Hee Lee 6-3 6-2 in the M15 Nonthaburi 2 round of 32 on hard. Chase Ferguson extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-01-01 | M25 Bali 3 | R32 | hard | Chase Ferguson | 2-6 6-3 6-3 |
| 2024-06-05 | M15 Daegu 1 | R32 | hard | Duck Hee Lee | 6-1 6-1 |
Averages over each player's completed matches in the selected window (55 vs 36). 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