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 2–0, defending last year's final. Juan Antonio Marin claimed a first win over Juan Albert Viloca Puig in three meetings, narrowing the head-to-head to 2–1.
| 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 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (169 vs 43). ATP, WTA & Challenger.