Pedro Martinez defeated Attila Balazs 5-7 6-4 6-4 in the Buenos Aires qualifying round 1 on clay. The upset overturned the form book — Attila Balazs came in leading the head-to-head 1–0, but Pedro Martinez had been the form player, winning 3 of their last 8 on clay. Pedro Martinez claimed a first win over Attila Balazs in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-02-17 | ATP Rio de Janeiro | QF | clay | Attila Balazs | 2-6 6-4 6-2 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.