Head to head
0
Hard
1
1
Clay
0
Hernan Gumy's wins on the left · Nicolas Pereira's on the right · bar lengths share one scale
All meetings (2)
| 1996 | Atlanta Olympics | Hard | R64 | Nicolas Pereira | 6-4 6-0 |
| 1995 | Bogota | Clay | R16 | Hernan Gumy | 7-6(1) 7-6(3) |
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.