Head to head
2
Clay
2
Gene Mayer's wins on the left · Victor Pecci's on the right · bar lengths share one scale
All meetings (4)
| 1981 | Roland Garros | Clay | R32 | Victor Pecci | 6-4 2-1 RET |
| 1980 | Washington-2 | Clay | QF | Gene Mayer | 6-0 6-3 |
| 1980 | Boston | Clay | QF | Gene Mayer | 6-4 6-1 |
| 1977 | Buenos Aires-2 | Clay | QF | Victor Pecci | 6-3 6-7 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.