Head to head
3
Clay
4
Victor Pecci's wins on the left · Hans Gildemeister's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 1984 | Roland Garros | Clay | R128 | Hans Gildemeister | 6-4 6-3 6-2 |
| 1982 | Indianapolis | Clay | R32 | Hans Gildemeister | 6-3 6-7 6-2 |
| 1981 | Quito | Clay | QF | Hans Gildemeister | 6-2 6-4 |
| 1978 | Santiago | Clay | QF | Victor Pecci | 6-4 2-6 6-3 |
| 1978 | Buenos Aires | Clay | R32 | Victor Pecci | 6-0 6-2 |
| 1977 | Bogota | Clay | QF | Victor Pecci | 6-3 6-4 |
| 1977 | Louisville | Clay | QF | Hans Gildemeister | 7-5 4-6 7-6 |
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.