Head to head
Rivalry summary
Todd Martin and Alex O'Brien met 2 times on the ATP tour between 1994 and 1996. Todd Martin leads the head-to-head 2–0 against Alex O'Brien. By surface, Martin leads 2–0 on hard.
2
Hard
0
Todd Martin's wins on the left · Alex O'Brien's on the right · bar lengths share one scale
All meetings (2)
| 1996 | Canada Masters | Hard | QF | Todd Martin | 6-4 6-4 |
| 1994 | Memphis | Hard | SF | Todd Martin | 6-3 4-6 7-5 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.