By surface
| Surface | Mike Kreiss | Horst Ritter |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-05-06 | ATP | Los Angeles SoCal Chps | Round of 64 | — | Horst Ritter | 3-6 | 4-6 |
| Surface | Mike Kreiss | Horst Ritter |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-05-06 | ATP | Los Angeles SoCal Chps | Round of 64 | — | Horst Ritter | 3-6 | 4-6 |