Head to head
1
Clay
1
Manuel Orantes's wins on the left · Gene Mayer's on the right · bar lengths share one scale
All meetings (2)
| 1981 | South Orange | Clay | QF | Manuel Orantes | 6-3 6-3 |
| 1979 | Houston WCT | Clay | SF | Gene Mayer | 7-6 6-3 |
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.