Head to head
1
Hard
0
0
Carpet
1
Sargis Sargsian's wins on the left · John van Lottum's on the right · bar lengths share one scale
All meetings (2)
| 2000 | San Jose | Hard | R32 | Sargis Sargsian | 6-2 6-3 |
| 1999 | Paris Masters | Carpet | R32 | John van Lottum | 6-3 7-6(7) |
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.