Head to head
1
Hard
0
0
Clay
1
Jan-Michael Gambill's wins on the left · Sargis Sargsian's on the right · bar lengths share one scale
All meetings (2)
| 1999 | Orlando | Clay | R32 | Sargis Sargsian | 3-6 6-3 7-6(4) |
| 1998 | San Jose | Hard | R32 | Jan-Michael Gambill | 6-3 1-6 6-4 |
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.