Diego Cristin defeated Horacio Zeballos 0-6 6-2 6-4 in the Uruguay F1 qualifying round on clay. The result followed the form book — Diego Cristin came in leading the head-to-head 3–1. Diego Cristin extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-24 | Argentina F4 | R16 | clay | Diego Cristin | 2-6 6-2 7-6(1) |
| 2006-03-06 | Venezuela 1 2 | R16 | hard | Diego Cristin | 6-3 6-3 |
| 2005-08-15 | Argentina F7 | R16 | clay | Horacio Zeballos | 6-3 6-2 |
| 2005-05-02 | Argentina F4 | R16 | clay | Diego Cristin | 4-6 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.