By surface
| Surface | Gaston Gaudio | Jan Michael Gambill |
|---|---|---|
| Hard | 1 | 2 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2004-08-02 | ATP | Cincinnati Masters | Round of 64 | Hard | Gaston Gaudio | 6-4 | 6-2 | |||
| 2002-08-26 | ATP | US Open | Round of 32 | Hard | Jan Michael Gambill | 0-6 | 2-6 | 0-6 | ||
| 2001-03-19 | ATP | Miami Masters | Quarterfinal | Hard | Jan Michael Gambill | 6-3 | 5-7 | 4-6 |