Guillermo Olaso defeated Miguel Angel Lopez Jaen 7-6 0-6 7-5 in the Spain F31 qualifying round on clay. Guillermo Olaso extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-02-04 | Spain F5 | R16 | clay | Miguel Angel Lopez Jaen | 3-6 7-5 7-6(4) |
| 2007-03-19 | Spain F11 | R32 | clay | Guillermo Olaso | 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.