Head to head
Rivalry summary
Jairo Velasco Sr. and Roberto Arguello met 2 times on the ATP tour between 1983 and 1983. Their head-to-head is level at 1–1. By surface, they are level 1–1 on clay.
1
Clay
1
Jairo Velasco Sr.'s wins on the left · Roberto Arguello's on the right · bar lengths share one scale
All meetings (2)
| 1983 | Barcelona | Clay | R64 | Jairo Velasco Sr. | 4-6 6-4 6-3 |
| 1983 | Venice | Clay | R16 | Roberto Arguello | 3-6 6-2 7-6 |
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.