Head to head
0
Hard
3
1
Grass
2
2
Carpet
2
Frew McMillan's wins on the left · Marty Riessen's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (10)
| 1978 | Denver | Carpet | R32 | Frew McMillan | 7-6 6-3 |
| 1976 | Wimbledon | Grass | R128 | Marty Riessen | 6-3 6-3 8-6 |
| 1976 | Toronto WCT | Carpet | R16 | Marty Riessen | 6-1 6-2 |
| 1974 | Philadelphia WCT | Carpet | R64 | Frew McMillan | 6-3 2-6 6-4 |
| 1972 | Los Angeles-2 | Hard | R32 | Marty Riessen | 6-2 6-4 |
| 1972 | US Open | Grass | R32 | Frew McMillan | 6-2 7-6 4-6 6-4 |
| 1971 | London-1 | Carpet | R32 | Marty Riessen | 6-3 6-0 |
| 1970 | Queen's Club | Grass | QF | Marty Riessen | 6-1 6-0 |
| 1970 | Durban | Hard | R16 | Marty Riessen | 6-0 4-6 6-2 |
| 1968 | Johannesburg-1 | Hard | R16 | Marty Riessen | 12-10 7-5 4-6 6-3 |
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.