| Challenger Cleveland | 02/03 23:45 | 25 | [404] Raphael Perot v Jay Friend [483] | 6-2,4-6,6-3 | |
| M25 Winston-Salem | 01/09 17:00 | - | Shunsuke Mitsui v Jay Dylan Hara Friend | 1-6,7-6,6-3 | |
| M25 Winston-Salem | 01/08 18:30 | - |
Strong Kirchheimer
v
Jay Dylan Hara Friend |
4-6,2-5 | |
| M25 Winston-Salem | 01/07 18:30 | - | Aleksa Ciric v Jay Dylan Hara Friend | 3-6,6-7 | |
| Challenger Champaign | 11/12 19:00 | 26 | [395] Cedrik-Marcel Stebe v Jay Friend [479] | 7-6,7-5 | |
| Challenger Champaign | 11/10 21:35 | 25 | [321] Alfredo Perez v Jay Friend [479] | 4-6,7-5,3-6 | |
| Challenger Lincoln | 10/14 23:35 | 25 |
[480] Jay D H Friend v
Oliver Tarvet
[382]
|
4-6,0-6 | |
| Challenger Fairfield | 10/12 19:00 | 29 |
Edward Winter
v
Jay D H Friend |
7-6,3-6,2-6 | |
| Challenger Fairfield | 10/11 21:45 | 28 | Garrett Johns v Jay D H Friend | 3-6,3-6 | |
| Challenger Fairfield | 10/10 20:50 | 27 | Jay D H Friend v Daniel Milavsky | 7-6,6-0 | |
| Challenger Fairfield | 10/09 21:30 | 26 |
Michael Mmoh
v
Jay D H Friend |
2-6,6-7 | |
| Challenger Fairfield | 10/07 19:35 | 25 | MSU v Jay D H Friend | 2-6,6-3,2-6 |
Jay Dylan Hara Friend (born 22 December 2003) is a Japanese tennis player. Friend has a career high ATP singles ranking of No. 458 achieved on 17 November 2025 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.