Juan Balcells defeated Juan Antonio Marin 7-6 7-5 in the Spain 5 Masters 1 qualifying round on clay. The upset overturned the form book — Juan Antonio Marin came in leading the head-to-head 1–0, but Juan Balcells had been the form player, winning 5 of their last 8 on clay. Juan Balcells claimed a first win over Juan Antonio Marin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-01-03 | Spain 1 Masters 1 | QF | clay | Juan Antonio Marin | 7-6 6-3 |
Averages over each player's completed matches in the selected window (87 vs 192). 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