Martin Cuevas defeated Juan Manuel Romanazzi 6-4 6-4 in the Argentina F18 round of 32 on clay. The upset overturned the form book — Juan Manuel Romanazzi came in leading the head-to-head 1–0. Martin Cuevas claimed a first win over Juan Manuel Romanazzi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-23 | Argentina F25 | R32 | clay | Juan Manuel Romanazzi | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.