Head to head
0
Hard
1
1
Clay
0
Guillermo Perez-Roldan's wins on the left · Lars Koslowski's on the right · bar lengths share one scale
All meetings (2)
| 1992 | Guaruja | Hard | R32 | Lars Koslowski | 4-6 6-3 3-0 RET |
| 1992 | Bastad | Clay | R32 | Guillermo Perez-Roldan | 6-2 6-0 |
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.