Head to head
1
Clay
1
Guillermo Vilas's wins on the left · Hans-Joachim Ploetz's on the right · bar lengths share one scale
All meetings (2)
| 1975 | Roland Garros | Clay | R128 | Guillermo Vilas | 6-0 6-0 |
| 1974 | Hamburg | Clay | SF | Hans-Joachim Ploetz | 6-3 4-6 4-6 7-6 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.