Derek Pham defeated Jake Delaney 5-7 6-0 6-3 in the M15 Wellington 1 round of 32 on hard. Derek Pham extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-07 | M15 Brisbane 1 | R16 | hard | Derek Pham | 6-3 5-7 7-6(4) |
| 2023-04-27 | M25 Jakarta 3 | R32 | hard | Jake Delaney | 6-7(4) 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.