Collin Altamirano defeated Jacob Brumm 6-3 3-6 6-1 in the M15 San Diego 3 round of 16 on hard. Collin Altamirano extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-06-06 | M15 San Diego 2 | R16 | hard | Collin Altamirano | 6-4 6-4 |
| 2014-03-10 | USA F8 | Q32 | hard | Collin Altamirano | 6-3 6-4 |
Averages over each player's completed matches in the selected window (47 vs 97). 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