Caio Zampieri defeated Marcos Vinicius Dias 6-3 3-6 6-1 in the Brazil F1 round of 16 on clay. The result followed the form book — Caio Zampieri came in leading the head-to-head 2–0. Caio Zampieri extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-11-04 | Brazil F16 | R16 | clay | Caio Zampieri | 4-6 6-3 6-4 |
| 2013-10-07 | Brazil F11 | R16 | clay | Caio Zampieri | 6-3 4-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.