Juan Sebastian Vivanco defeated Matias Salinas 7-6 6-1 in the Argentina F8 round of 32 on clay. The upset overturned the form book — Matias Salinas came in leading the head-to-head 1–0. Juan Sebastian Vivanco claimed a first win over Matias Salinas in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-11-14 | Chile F13 | R32 | clay | Matias Salinas | 6-3 4-6 6-4 |