Head to head
All meetings (4)
| 1978 | Davis Cup AME PR: COL vs VEN | RR | Jairo Velasco Sr. | 6-3 5-7 5-7 6-4 6-4 | |
| 1973 | Davis Cup SAM PR: COL vs VEN | RR | Jairo Velasco Sr. | 9-7 7-5 7-5 | |
| 1973 | Davis Cup SAM PR: COL vs VEN | RR | Jairo Velasco Sr. | 9-7 7-5 7-5 | |
| 1969 | Davis Cup SAM QF: VEN vs COL | RR | Humphrey Hose | 6-2 8-6 8-6 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.