Collin Altamirano defeated Derek Pham 6-3 6-4 in the M15 San Diego 2 round of 32 on hard. Collin Altamirano extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-06-20 | M15 Rancho Santa Fe 1 | R16 | hard | Collin Altamirano | 4-6 6-2 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.