By surface
| Surface | Jeff Borowiak | Thomaz Koch |
|---|---|---|
| Clay | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-04-07 | ATP | St. Louis | Round of 16 | Clay | Jeff Borowiak | 6-4 | 6-2 | |||
| 1974-07-21 | ATP | Kitzbuhel | Round of 32 | Clay | Jeff Borowiak | 3-6 | 6-3 | 6-2 |