Head to head
1
Hard
0
1
Clay
0
Leonardo Lavalle's wins on the left · Jaime Oncins's on the right · bar lengths share one scale
All meetings (2)
| 1995 | Davis Cup G1 SF: MEX vs BRA | Hard | RR | Leonardo Lavalle | 6-4 7-5 7-5 |
| 1993 | Mexico City | Clay | R32 | Leonardo Lavalle | 3-6 6-4 6-2 |
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.