Joaquin Aguilar Cardozo defeated Juan Manuel La Serna 6-2 6-4 in the M15 Santiago 6 final on clay. The upset overturned the form book — Juan Manuel La Serna came in ranked #282, leading the head-to-head 2–0, but Joaquin Aguilar Cardozo had been the form player, winning 8 of their last 10 on clay. Joaquin Aguilar Cardozo claimed a first win over Juan Manuel La Serna in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-04 | M25 Chacabuco 1 | QF | clay | Juan Manuel La Serna | 5-7 7-6(2) 6-3 |
| 2024-03-17 | M15 Punta del Este 1 | F | clay | Juan Manuel La Serna | 6-3 6-4 |
Averages over each player's completed matches in the selected window (27 vs 51). 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