Federico Zeballos defeated Steffen Zornosa 6-1 6-2 in the Bolivia F4 round of 16 on clay. The result followed the form book — Federico Zeballos came in leading the head-to-head 1–0. Federico Zeballos extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Bolivia F2 | R16 | clay | Federico Zeballos | 4-6 6-4 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.