Oscar Martinez Dieguez defeated Felix Mantilla 7-5 5-7 6-0 in the Spain 6 Masters 3 qualifying round on clay. The result followed the form book — Oscar Martinez Dieguez came in leading the head-to-head 2–0. Oscar Martinez Dieguez extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-07-09 | Spain 5 Masters 2 | R16 | clay | Oscar Martinez Dieguez | 6-2 6-2 |
| 1993-05-14 | Spain 4 Masters 2 | QF | clay | Oscar Martinez Dieguez | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.