Head to head
4
Hard
3
3
Clay
1
2
Grass
1
11
Carpet
1
Arthur Ashe'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 (26)
| 1979 | Philadelphia WCT | Carpet | R32 | Arthur Ashe | 6-1 4-6 6-4 |
| 1978 | Boston | Clay | R32 | Arthur Ashe | 6-3 3-6 6-3 |
| 1976 | Indianapolis WCT | Carpet | QF | Arthur Ashe | 6-4 6-1 |
| 1975 | San Juan WCT | Clay | R16 | Arthur Ashe | 6-2 3-6 6-3 |
| 1974 | Johannesburg-2 | Hard | QF | Arthur Ashe | 6-3 4-6 6-3 |
| 1974 | London-2 | Carpet | R16 | Arthur Ashe | 6-1 6-3 |
| 1974 | Las Vegas | Hard | QF | Marty Riessen | 6-4 6-2 |
| 1974 | Lakeway WCT | Hard | QF | Marty Riessen | 6-3 6-3 |
| 1973 | WCT Finals | Carpet | QF | Arthur Ashe | 7-6(3) 4-6 7-5 3-6 6-1 |
| 1973 | Denver WCT | Carpet | QF | Arthur Ashe | 6-4 6-4 |
| 1973 | Chicago WCT | Carpet | QF | Arthur Ashe | 3-6 6-3 7-5 |
| 1973 | London WCT | Carpet | 3rd/4th | Arthur Ashe | 6-1 6-1 |
| 1972 | Rotterdam WCT | Carpet | QF | Arthur Ashe | 6-2 6-4 |
| 1972 | Fort Worth WCT | Hard | QF | Arthur Ashe | 6-1 6-3 |
| 1972 | Washington WCT | Clay | QF | Marty Riessen | 1-6 6-4 6-3 |
| 1972 | WCT Finals | Carpet | 3rd/4th | Arthur Ashe | 6-3 6-1 |
| 1972 | Quebec WCT | Carpet | SF | Marty Riessen | 1-6 6-4 6-3 |
| 1971 | Stockholm WCT | Hard | R16 | Arthur Ashe | 6-3 6-1 |
| 1971 | Wimbledon | Grass | R32 | Marty Riessen | 6-1 9-8 8-9 6-4 |
| 1971 | Dallas WCT | Carpet | SF | Arthur Ashe | 6-1 6-3 |
| 1971 | Charlotte | Clay | QF | Arthur Ashe | 6-4 6-7 6-3 |
| 1970 | Paris | Carpet | F | Arthur Ashe | 7-6 6-4 6-3 |
| 1970 | Denver | Hard | Fs | Marty Riessen | 6-4 |
| 1969 | Los Angeles-2 | Hard | R16 | Arthur Ashe | 4-6 6-3 6-4 |
| 1969 | Wimbledon | Grass | R128 | Arthur Ashe | 1-6 11-9 6-3 7-5 |
| 1968 | Haverford | Grass | F | Arthur Ashe | 6-2 6-3 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.