Mario Mansilla Diez defeated M. Lazaro Juncadella 6-4 6-2 in the M25 Reus 1 q64 on clay. Mario Mansilla Diez extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-02-03 | M15 Valencia 1 | Q32 | clay | Mario Mansilla Diez | 6-3 6-1 |
| 2024-10-15 | M15 Castellon 1 | Q16 | clay | M. Lazaro Juncadella | 2-6 6-2 10-8 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.