By surface
| Surface | Byron Bertram | Alvaro Betancur |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-05-10 | ATP | Davis Cup EUR F: COL vs RSA | Round Robin | — | Alvaro Betancur | 2-6 | 6-4 | 6-8 | 6-8 |
| Surface | Byron Bertram | Alvaro Betancur |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-05-10 | ATP | Davis Cup EUR F: COL vs RSA | Round Robin | — | Alvaro Betancur | 2-6 | 6-4 | 6-8 | 6-8 |