Leandro Portmann defeated Fabricio Burdisso 7-6 6-0 in the Argentina F8 q32 on clay. The upset overturned the form book — Fabricio Burdisso came in leading the head-to-head 2–0. Leandro Portmann claimed a first win over Fabricio Burdisso in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-05-13 | Argentina F6 | Q64 | clay | Fabricio Burdisso | 6-3 6-4 |
| 2013-05-06 | Argentina F5 | R16 | clay | Fabricio Burdisso | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.