All meetings (8)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1980-04-14 | ATP | Los Angeles | Round of 32 | Hard | Ilie Nastase | 6-4 | 6-2 | |||
| 1976-09-01 | ATP | US Open | Round of 32 | Clay | Ilie Nastase | 6-2 | 7-5 | |||
| 1974-06-17 | ATP | Nottingham | Round of 16 | Grass | Marty Riessen | 3-6 | 7-9 | |||
| 1974-04-08 | ATP | Monte Carlo WCT | Semifinal | Clay | Ilie Nastase | 6-1 | 6-2 | |||
| 1974-02-11 | ATP | Toronto WCT | Semifinal | Carpet | Ilie Nastase | 6-3 | 6-4 | |||
| 1973-08-17 | ATP | Davis Cup WG SF: USA vs ROU | Round Robin | Hard | Ilie Nastase | 6-2 | 6-4 | 6-2 | ||
| 1968-04-29 | ATP | Reggio Calabria | Final | Clay | Marty Riessen | 6-3 | 6-3 | 3-6 | 4-6 | 2-6 |
| 1968-04-15 | ATP | Palermo | Quarterfinal | Clay | Marty Riessen | 6-4 | 2-6 | 3-6 |