Head to head
1
Hard
0
2
Clay
1
3
Carpet
1
Marty Riessen's wins on the left · Bob Carmichael's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1977 | US Open | Clay | R128 | Marty Riessen | 6-3 6-2 |
| 1974 | Munich WCT | Carpet | R32 | Marty Riessen | 6-3 6-3 |
| 1974 | Washington WCT | Carpet | R32 | Marty Riessen | 5-7 6-4 6-3 |
| 1973 | Cologne WCT | Carpet | R16 | Marty Riessen | 6-2 6-4 |
| 1972 | Washington WCT | Clay | R16 | Marty Riessen | 6-2 7-5 |
| 1972 | Bretton Woods WCT | Clay | R32 | Bob Carmichael | 6-3 4-6 7-6 |
| 1971 | Stockholm WCT | Hard | R32 | Marty Riessen | 1-6 6-4 7-5 |
| 1971 | Quebec WCT | Carpet | R32 | Bob Carmichael | 6-2 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.