Head to head
2
Clay
1
Hans-Joachim Ploetz's wins on the left · Wanaro N'Godrella's on the right · bar lengths share one scale
All meetings (3)
| 1975 | Nice | Clay | R32 | Hans-Joachim Ploetz | 2-6 6-1 6-3 |
| 1975 | Madrid-1 | Clay | R32 | Wanaro N'Godrella | 6-7 6-4 6-4 |
| 1970 | Kitzbuhel | Clay | R32 | Hans-Joachim Ploetz | 6-1 4-6 7-5 |
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.