German Puentes defeated Nicolas Almagro 3-6 6-4 6-1 in the Spain F8 round of 16 on clay. The upset overturned the form book — Nicolas Almagro came in leading the head-to-head 3–0, but German Puentes had been the form player, winning 1 of their last 8 on clay. German Puentes claimed a first win over Nicolas Almagro in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-02-09 | Spain F2 | QF | clay | Nicolas Almagro | 6-1 6-3 |
| 2003-04-14 | Spain F7 | SF | clay | Nicolas Almagro | 6-4 6-3 |
| 2002-12-02 | Spain F21 | R32 | clay | Nicolas Almagro | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.