Head to head
2
Hard
0
2
Carpet
1
Gene Mayer's wins on the left · Johan Kriek's on the right · bar lengths share one scale
All meetings (5)
| 1983 | Los Angeles | Hard | F | Gene Mayer | 7-6 6-1 |
| 1982 | Las Vegas | Hard | QF | Gene Mayer | 6-3 6-4 |
| 1980 | Wembley | Carpet | R16 | Gene Mayer | 6-3 6-1 |
| 1980 | San Francisco | Carpet | SF | Gene Mayer | 6-1 7-5 |
| 1978 | San Francisco | Carpet | R64 | Johan Kriek | 4-6 6-4 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.