All meetings (6)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-04-07 | ATP | St. Louis | Round of 32 | Clay | Thomaz Koch | 6-2 | 7-5 | |||
| 1974-10-27 | ATP | Tehran | Round of 32 | Clay | Thomaz Koch | 7-5 | 6-4 | |||
| 1971-09-01 | ATP | US Open | Round of 128 | Grass | Thomaz Koch | 6-3 | 7-6 | 6-2 | 7-6 | |
| 1971-04-22 | ATP | Davis Cup SAM F: CHI vs BRA | Round Robin | — | Thomaz Koch | 4-6 | 6-2 | 5-7 | 8-6 | 6-2 |
| 1970-04-05 | ATP | Davis Cup SAM SF: BRA vs CHI | Round Robin | — | Thomaz Koch | 1-6 | 3-6 | 6-2 | 6-2 | 6-1 |
| 1969-06-14 | ATP | Davis Cup SAM F: CHI vs BRA | Round Robin | — | Thomaz Koch | 7-5 | 6-3 | 6-4 |