Sergei Pozdnev defeated Daniel Dios 6-7 6-0 6-1 in the Spain 1 4 round of 32 on clay. The upset overturned the form book — Daniel Dios came in leading the head-to-head 1–0, but Sergei Pozdnev had been the form player, winning 3 of their last 6 on clay. Sergei Pozdnev claimed a first win over Daniel Dios in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-01 | Turkey 1 Satellite 4 | R16 | clay | Daniel Dios | 6-3 6-1 |