Rafael Tosetto defeated Juan Sebastian Osorio 7-6 7-6 in the Santa Fe CH qualifying round 1 on clay. The upset overturned the form book — Juan Sebastian Osorio came in ranked #760, leading the head-to-head 1–0. Rafael Tosetto claimed a first win over Juan Sebastian Osorio in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-04 | M25 Londrina | R32 | clay | Juan Sebastian Osorio | 0-6 7-5 4-6 |
Averages over each player's completed matches in the selected window (79 vs 75). 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