By surface
| Surface | Carlos Schlettwein | Lucio Baltazar |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-03-18 | ATP | Mexico City | Round of 32 | — | Lucio Baltazar | 8-10 | 5-7 |
| Surface | Carlos Schlettwein | Lucio Baltazar |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-03-18 | ATP | Mexico City | Round of 32 | — | Lucio Baltazar | 8-10 | 5-7 |