Luka Mikrut defeated Jan Choinski 6-3 6-3 in the Heilbronn round of 16 on clay. The upset overturned the form book — Jan Choinski came in ranked #91, leading the head-to-head 1–0. Luka Mikrut claimed a first win over Jan Choinski in two meetings, levelling the head-to-head at 1–1.
Mikrut L. took it in straight sets.
Luka Mikrut beat Jan Choinski 3-6 3-6. Umpiry, "Jan Choinski vs Luka Mikrut — Heilbronn Round of 16", https://umpiry.com/match/2026-06-04/choinski-vs-mikrut-heilbronn-r16?utm_source=cite (as of 4 June 2026).