Juan Antonio Marin defeated Jacobo Diaz 7-6 6-3 in the Mallorca round of 32 on grass. The upset overturned the form book — Jacobo Diaz came in leading the head-to-head 3–0. Juan Antonio Marin claimed a first win over Jacobo Diaz in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-01-05 | Spain 1 Masters 3 | R16 | clay | Jacobo Diaz | 6-3 6-1 |
| 1995-03-03 | Spain 3 Masters 3 | R32 | clay | Jacobo Diaz | 7-6 7-6 |
| 1994-04-08 | Spain 3 Masters 4 | R16 | clay | Jacobo Diaz | 6-1 6-0 |
Averages over each player's completed matches in the selected window (82 vs 43). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About