Juan Pablo Villar defeated Jason Kubler 6-1 6-3 in the Spain F9 round of 32 on clay. The upset overturned the form book — Jason Kubler came in leading the head-to-head 1–0. Juan Pablo Villar claimed a first win over Jason Kubler in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-14 | Spain F8 | R32 | clay | Jason Kubler | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.