Tomas Buchhass defeated Martin Rondina 7-6 6-2 in the Argentina F7 q64 on clay. The upset overturned the form book — Martin Rondina came in leading the head-to-head 2–0. Tomas Buchhass claimed a first win over Martin Rondina in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-12-01 | Argentina F19 | Q16 | clay | Martin Rondina | 0-6 6-4 6-3 |
| 2013-10-21 | Peru F3 | R32 | clay | Martin Rondina | 3-6 6-4 6-3 |