Oscar Martinez Dieguez defeated Carlos Castellanos 2-6 6-2 6-2 in the Spain F4 semi-final on clay. The result followed the form book — Oscar Martinez Dieguez came in leading the head-to-head 1–0. Oscar Martinez Dieguez extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-07 | Spain 4 2 | F | clay | Oscar Martinez Dieguez | 6-4 6-7(5) 6-4 |