Head to head
0
Hard
1
1
Clay
0
Jan-Michael Gambill's wins on the left · Wayne Black's on the right · bar lengths share one scale
All meetings (2)
| 2000 | Australian Open | Hard | R128 | Wayne Black | 7-6(3) 6-1 6-4 |
| 1998 | Orlando | Clay | R32 | Jan-Michael Gambill | 7-6(5) 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.