German Puentes defeated Miguel Angel Lopez Jaen 2-6 6-4 6-4 in the Spain F1 round of 32 on clay. The upset overturned the form book — Miguel Angel Lopez Jaen came in leading the head-to-head 2–0. German Puentes claimed a first win over Miguel Angel Lopez Jaen in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-02-27 | Spain 1 3 | R32 | clay | Miguel Angel Lopez Jaen | 6-1 5-5 |
| 2002-10-14 | Spain 6 1 | QF | clay | Miguel Angel Lopez Jaen | 7-5 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.