Head to head
0
Hard
1
0
Carpet
1
Peter McNamara's wins on the left · Gene Mayer's on the right · bar lengths share one scale
All meetings (3)
| 1980 | Rome | Clay | R32 | Peter McNamara | W/O |
| 1980 | Metz | Hard | SF | Gene Mayer | 6-1 6-2 |
| 1980 | Rotterdam WCT | Carpet | R32 | Gene Mayer | 6-0 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.