Head to head
Rivalry summary
Hans-Joachim Ploetz and Guillermo Vilas met 2 times on the ATP tour between 1974 and 1975. Their head-to-head is level at 1–1. By surface, they are level 1–1 on clay.
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Clay
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Hans-Joachim Ploetz's wins on the left · Guillermo Vilas'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.