Aleksander Slovic defeated Nikola Mektic 6-4 0-6 6-2 in the Bosnia Herzegovina F4 round of 16 on clay. The upset overturned the form book — Nikola Mektic came in leading the head-to-head 3–0. Aleksander Slovic claimed a first win over Nikola Mektic in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-31 | Croatia F8 | QF | clay | Nikola Mektic | 2-6 6-4 6-3 |
| 2009-05-18 | Bosnia & Herzegovina F3 | F | clay | Nikola Mektic | 7-6(5) 7-5 |
| 2008-06-09 | Macedonia F2 | QF | clay | Nikola Mektic | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.