By surface
| Surface | Thomaz Koch | John Sharpe |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-07-18 | ATP | Davis Cup AME F: BRA vs CAN | Round Robin | Clay | Thomaz Koch | 9-7 | 7-5 | 5-7 | 8-6 |
| Surface | Thomaz Koch | John Sharpe |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-07-18 | ATP | Davis Cup AME F: BRA vs CAN | Round Robin | Clay | Thomaz Koch | 9-7 | 7-5 | 5-7 | 8-6 |