Jonathan Gonzalia defeated Guido Andreozzi 6-2 6-3 in the Argentina F21 round of 16 on clay. The result followed the form book — Jonathan Gonzalia came in leading the head-to-head 1–0. Jonathan Gonzalia extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-07 | Argentina F14 | QF | clay | Jonathan Gonzalia | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.