Ivo Karlovic defeated Michal Mertinak 3-6 7-6 6-4 in the US Open qualifying round of 64 on hard. The upset overturned the form book — Michal Mertinak came in leading the head-to-head 1–0. Ivo Karlovic claimed a first win over Michal Mertinak in two meetings, levelling the head-to-head at 1–1.
Karlovic I. came through in three sets.
Karlovic I. and Mertinak M. faced 1 of the same opponent in the last 12 months. Karlovic I. went 0–1 (0%) against them, Mertinak M. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Hard: Karlovic I. leads 1–0 · Clay: Mertinak M. leads 1–0
Ivo Karlovic beat Michal Mertinak 3-6 7-6(5) 6-4. Umpiry, "Ivo Karlovic vs Michal Mertinak — US Open Qualifying Round of 64", https://umpiry.com/match/2003-08-25/karlovic-vs-mertinak-us-open-q64?utm_source=cite (as of 25 August 2003).