Juan Monaco defeated Martin Klizan 6-4 6-0 in the Monte Carlo Masters round of 64 on clay. The upset overturned the form book — Martin Klizan came in leading the head-to-head 1–0. Juan Monaco claimed a first win over Martin Klizan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-04-20 | Barcelona | R32 | clay | Martin Klizan | 5-7 6-0 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.