Juan Giner defeated Oscar Martinez Dieguez 2-6 6-1 6-4 in the Spain F1 round of 32 on clay. Juan Giner extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-07 | Spain 4 1 | R32 | clay | Oscar Martinez Dieguez | 3-6 7-6(5) 6-3 |
| 1997-07-04 | Spain 6 Masters 2 | R16 | clay | Juan Giner | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.