Hynek Barton defeated Anton Matusevich 6-3 7-5 in the Istanbul round of 16 on clay.
Barton H. took it in straight sets.
Hynek Barton beat Anton Matusevich 6-3 7-5. Umpiry, "Hynek Barton vs Anton Matusevich — Istanbul Round of 16", https://umpiry.com/match/2026-05-21/barton-vs-matusevich-istanbul-r16?utm_source=cite (as of 21 May 2026).