Juan Antonio Marin defeated Juan Albert Viloca Puig 6-4 4-6 7-6 in the Mexico City round of 16 on clay. The upset overturned the form book — Juan Albert Viloca Puig came in leading the head-to-head 4–0, defending last year's final, but Juan Antonio Marin had been the form player, winning 2 of their last 5 on clay. Juan Antonio Marin claimed a first win over Juan Albert Viloca Puig in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-01-28 | Bogota | R16 | hard | Juan Albert Viloca Puig | 6-3 6-4 |
| 1997-10-20 | Mexico City | QF | clay | Juan Albert Viloca Puig | 6-4 6-2 |
| 1996-01-05 | Spain 1 Masters 2 | QF | clay | Juan Albert Viloca Puig | 6-4 7-5 |
| 1994-02-04 | Spain 1 Masters 1 | R32 | hard | Juan Albert Viloca Puig | 6-4 6-2 |
Averages over each player's completed matches in the selected window (169 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