By surface
| Surface | Hans Gildemeister | Alvaro Betancur |
|---|---|---|
| Clay | 3 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1980-11-17 | ATP | Buenos Aires | Round of 32 | Clay | Hans Gildemeister | 6-0 | 3-0 | |||
| 1980-09-29 | ATP | Madrid | Round of 32 | Clay | Hans Gildemeister | 6-3 | 6-1 | |||
| 1979-11-12 | ATP | Bogota | Round of 32 | Clay | Alvaro Betancur | 2-6 | 0-6 | |||
| 1978-07-10 | ATP | Cincinnati | Round of 32 | Clay | Hans Gildemeister | 6-2 | 6-4 |