Wikipedia - Yannick Hanfmann

Yannick Hanfmann (born 13 November 1991) is a German professional tennis player. He has a career-high ATP singles ranking of world No. 45, achieved in July 2023, and a career-high doubles ranking of No. 121, achieved in January 2024.

He is known for his powerful serves (up to 143 mph) and groundstrokes.