Federico Zeballos defeated Juan Pablo Varillas 7-6 3-6 6-4 in the Montevideo CH qualifying round 1 on clay. The upset overturned the form book — Juan Pablo Varillas came in ranked #236, leading the head-to-head 2–1. Federico Zeballos narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-15 | M15 Cancun 1 | QF | hard | Juan Pablo Varillas | 6-3 5-7 6-4 |
| 2018-02-03 | Davis Cup G2 R1: BOL vs PER | RR | clay | Juan Pablo Varillas | 7-6 6-4 |
| 2016-10-17 | Ecuador F2 | SF | clay | Federico Zeballos | 6-7(3) 7-6(2) 7-5 |
Averages over each player's completed matches in the selected window (164 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Zeballos F.: 10 days rest · 2 matches (14d) · Varillas J.: 19 days rest. Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About