By surface
| Surface | Mark Cox | Milan Holecek |
|---|---|---|
| Clay | 1 | 2 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-04-21 | ATP | Houston | Round of 32 | Clay | Mark Cox | 3-6 | 6-2 | 6-3 | ||
| 1971-04-20 | ATP | Houston | Round of 32 | Clay | Milan Holecek | 5-7 | 3-6 | |||
| 1968-05-06 | ATP | Rome | Round of 32 | Clay | Milan Holecek | 6-1 | 6-8 | 6-4 | 1-6 | 5-7 |