Head to head
2
Hard
1
Mark Woodforde's wins on the left · Alex O'Brien's on the right · bar lengths share one scale
All meetings (3)
| 1994 | Los Angeles | Hard | R32 | Mark Woodforde | 2-6 6-4 6-4 |
| 1993 | Cincinnati Masters | Hard | R64 | Mark Woodforde | 7-6(4) 6-4 |
| 1993 | Los Angeles | Hard | R32 | Alex O'Brien | 7-6(3) 4-6 6-2 |
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.