Dan Dowson defeated Sergio Castellon Guasch 6-3 3-6 6-4 in the Spain F30 qualifying round of 32 on clay. The upset overturned the form book — Sergio Castellon Guasch came in leading the head-to-head 1–0, but Dan Dowson had been the form player, winning 3 of their last 9 on clay. Dan Dowson claimed a first win over Sergio Castellon Guasch in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-05-18 | Spain F14 | Q32 | clay | Sergio Castellon Guasch | 6-1 6-3 |
Averages over each player's completed matches in the selected window (44 vs 2). ATP, WTA & Challenger.
wins 51% of points on serve vs Castellon Guasch S.
wins 47% of points on serve vs Dowson D.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About