By surface
| Surface | Bob Lutz | Willem Prinsloo |
|---|---|---|
| Clay | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1979-08-06 | ATP | Colombus | Round of 32 | Clay | Robert Lutz | 6-2 | 6-2 | |||
| 1977-07-11 | ATP | Kitzbuhel | Round of 32 | Clay | Bob Lutz | 4-6 | 6-3 | 6-1 |