Anton Matusevich defeated Kaan Isak Kosaner 6-2 6-1 in the Istanbul qualifying final on clay.
Matusevich A. took it in straight sets.
Anton Matusevich beat Kaan Isak Kosaner 6-2 6-1. Umpiry, "Anton Matusevich vs Kaan Isak Kosaner — Istanbul Qualifying Final", https://umpiry.com/match/2026-05-18/kosaner-vs-matusevich-istanbul-f?utm_source=cite (as of 18 May 2026).