Head to head
3
Clay
1
1
Grass
0
0
Carpet
1
Hans Gildemeister's wins on the left · Belus Prajoux's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1983 | Vina del Mar | Clay | R32 | Hans Gildemeister | 6-2 6-4 |
| 1980 | Santiago | Clay | R32 | Belus Prajoux | 6-3 3-6 6-3 |
| 1979 | Santiago | Clay | R32 | Hans Gildemeister | 6-2 6-4 |
| 1977 | Wimbledon | Grass | R128 | Hans Gildemeister | 4-6 6-4 6-8 6-4 6-3 |
| 1977 | Munich | Clay | R32 | Hans Gildemeister | 7-6 1-6 7-5 |
| 1976 | Sao Paulo-2 | Carpet | R16 | Belus Prajoux | 7-6 6-4 |
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.