Head to head
1
Hard
0
1
Grass
0
1
Carpet
1
Sandy Mayer's wins on the left · Marty Riessen's on the right · bar lengths share one scale
All meetings (4)
| 1978 | Wimbledon | Grass | R32 | Sandy Mayer | 8-6 7-5 6-3 |
| 1977 | San Francisco | Carpet | R16 | Marty Riessen | 6-4 6-3 |
| 1977 | Washington-1 | Carpet | R32 | Sandy Mayer | 7-5 6-4 |
| 1976 | Fort Worth WCT | Hard | R16 | Sandy Mayer | 6-1 7-5 |
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.