By surface
| Surface | Alvaro Betancur | Zan Guerry |
|---|---|---|
| Clay | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-07-10 | ATP | Cincinnati | Round of 64 | Clay | Alvaro Betancur | 6-7 | 6-4 | 6-3 | ||
| 1977-11-14 | ATP | Santiago | Round of 32 | Clay | Alvaro Betancur | 6-2 | 6-0 |