Juan Albert Viloca Puig defeated Julian Alonso 4-6 6-4 7-6 in the San Marino round of 32 on clay. The upset overturned the form book — Julian Alonso came in leading the head-to-head 1–0. Juan Albert Viloca Puig claimed a first win over Julian Alonso in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-09 | Santiago | R32 | clay | Julian Alonso | 5-2 RET |
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 (43 vs 78). ATP, WTA & Challenger.