Goran Tosic defeated Nikola Mektic 3-6 6-3 6-4 in the Umag q16 on clay. The upset overturned the form book — Nikola Mektic came in leading the head-to-head 2–0. Goran Tosic claimed a first win over Nikola Mektic in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Romania F4 | QF | clay | Nikola Mektic | 6-3 6-3 |
| 2008-05-19 | Bosnia Herzegovina F3 | SF | clay | Nikola Mektic | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.