By surface
| Surface | Leonardo Mayer | Federico Delbonis |
|---|---|---|
| Clay | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019-02-04 | ATP | Cordoba | Round of 32 | Clay | Federico Delbonis | 4-6 | 7-65 | 3-6 | ||
| 2017-07-24 | ATP | Hamburg | Semifinal | Clay | Leonardo Mayer | 6-3 | 7-5 | |||
| 2011-02-14 | ATP | Buenos Aires | Round of 32 | Clay | Leonardo Mayer | 7-61 | 7-5 |