By surface
| Surface | Gene Mayer | Haroon Rahim |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1976-02-02 | ATP | Boca Raton | Round of 32 | Hard | Haroon Rahim | 3-6 | 6-7 |
| Surface | Gene Mayer | Haroon Rahim |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1976-02-02 | ATP | Boca Raton | Round of 32 | Hard | Haroon Rahim | 3-6 | 6-7 |