Head to head
2
Clay
1
Hans Gildemeister's wins on the left · Louk Sanders's on the right · bar lengths share one scale
All meetings (3)
| 1980 | Madrid | Clay | R64 | Hans Gildemeister | 6-4 6-2 |
| 1979 | Roland Garros | Clay | R32 | Hans Gildemeister | 6-3 6-2 6-3 |
| 1978 | Brussels | Clay | R32 | Louk Sanders | 7-5 6-1 |
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.