By surface
| Surface | Jairo Velasco | Patricio Cornejo |
|---|---|---|
| Clay | 1 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-05-19 | ATP | Hamburg | Round of 64 | Clay | Patricio Cornejo | 6-7 | 3-6 | |||
| 1972-08-14 | ATP | Montreal / Toronto | Round of 16 | Clay | Jairo Velasco | 6-3 | 6-2 | |||
| 1972-04-08 | ATP | Davis Cup SAM SF: CHI vs COL | Round Robin | — | Patricio Cornejo | 3-6 | 4-6 | 7-9 | ||
| 1971-03-19 | ATP | Davis Cup SAM QF: COL vs CHI | Round Robin | — | Jairo Velasco | 6-8 | 1-6 | 6-4 | 8-6 | 6-1 |