Maximilian Marterer and Christopher O'Connell have met 1 time; O'Connell leads 1–0. Most recently O'Connell won 6-2, 6-4 in the first round at Dubai Duty Free Tennis Championships - Dubai on February 27, 2024. By surface: hard 0–1. Marterer is ranked No. 446, O'Connell No. 115.

Every meeting

From the match records held by our data provider, main tour, Challenger and ITF levels included. Walkovers are not counted as meetings.