Head to head
0
Hard
1
1
Clay
0
1
Grass
0
Simon Youl's wins on the left · Leonardo Lavalle's on the right · bar lengths share one scale
All meetings (3)
| 1992 | Washington | Hard | R64 | Leonardo Lavalle | 6-4 7-6(3) |
| 1992 | Manchester | Grass | R32 | Simon Youl | 6-7(16) 7-5 7-5 |
| 1986 | Roland Garros | Clay | R128 | Simon Youl | 6-3 4-6 6-4 6-7 9-7 |
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.