Yannick Hanfmann is a German professional tennis player. He has a career-high ATP singles ranking of world No. 45 achieved on 3 July 2023 and a best doubles ranking of No. 81, reached on 15 July 2024. He is currently the No. 2 German singles player. Hanfmann won the ATP Tour doubles title at the 2026 Stuttgart Open, with compatriot Jan-Lennard Struff.

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