Jay Dylan Hara Friend (born 22 December 2003) is a Japanese tennis player. Friend has a career high ATP singles ranking of No. 427 achieved on 16 March 2026 and a career high ATP doubles ranking of No. 1,214 achieved on 4 August 2025.
Friend plays college tennis at the University of Arizona.
Friend won his maiden ATP Challenger singles title at the 2025 Fairfield Challenger after qualifying for the main draw.