Hugo Grenier defeated Alexandre Muller 2-6 7-6 4-6 6-4 7-6 in the Australian Open round of 128 on hard. The upset overturned the form book — Alexandre Muller came in ranked #133, leading the head-to-head 2–0. Hugo Grenier claimed a first win over Alexandre Muller in three meetings, narrowing the head-to-head to 2–1.
Grenier H. came through in five sets.
Hugo Grenier beat Alexandre Muller 2-6 7-6 4-6 6-4 7-6. Umpiry, "Hugo Grenier vs Alexandre Muller — Australian Open Round of 128", https://umpiry.com/match/2024-01-15/grenier-vs-muller-australian-open-r128?utm_source=cite (as of 15 January 2024).