Kristijan Mesaros defeated Nikola Mektic 7-5 3-6 6-3 in the Croatia F6 qualifying round on clay. The upset overturned the form book — Nikola Mektic came in leading the head-to-head 2–1. Kristijan Mesaros narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-08-26 | Croatia F9 | F | clay | Kristijan Mesaros | 6-0 6-7(4) 6-3 |
| 2011-02-21 | Croatia F2 | QF | hard | Nikola Mektic | 7-6(4) 3-6 6-2 |
| 2009-05-18 | Bosnia & Herzegovina F3 | QF | clay | Nikola Mektic | 4-6 7-6(3) 6-1 |
Averages over each player's completed matches in the selected window (93 vs 124). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About