By surface
| Surface | Hans Joachim Ploetz | Giuseppe Merlo |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-03-18 | ATP | Cannes | Round of 16 | — | Hans Joachim Ploetz | 6-2 | 6-1 |
| Surface | Hans Joachim Ploetz | Giuseppe Merlo |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-03-18 | ATP | Cannes | Round of 16 | — | Hans Joachim Ploetz | 6-2 | 6-1 |