Head to head
1
Clay
0
Gustavo Guerrero's wins on the left · Ricki Osterthun's on the right · bar lengths share one scale
All meetings (1)
| 1987 | Buenos Aires | Clay | R32 | Gustavo Guerrero | 7-5 7-6 |
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.