Marc Fornell Mestres defeated David Diaz Ventura 6-1 6-1 in the Spain F21 qualifying round on clay. The result followed the form book — Marc Fornell Mestres came in leading the head-to-head 2–1. Marc Fornell Mestres extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-04-07 | Spain F14 | QF | clay | David Diaz Ventura | 6-4 6-3 |
| 2006-05-01 | Spain F13 | R32 | clay | Marc Fornell Mestres | 6-2 6-3 |
| 2005-08-15 | Spain F20 | R32 | clay | Marc Fornell Mestres | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.