Juan Carlos Saez defeated Jonas Koenig 6-1 3-6 6-3 in the Belgium F5 round of 16 on clay. The result followed the form book — Juan Carlos Saez came in leading the head-to-head 1–0. Juan Carlos Saez extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-09 | Belgium F3 | R16 | clay | Juan Carlos Saez | 5-7 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.