[344] Stefan Kozlov 4-6,6-4,6-4 Donald Young [365] 2021-07-19 23:00
Stadium: Court 15 Round: 25 Ground: Hardcourt outdoor
Head to Head
| ATP - Delray Beach | 2021/01/06 16:00 | Donald Young v Stefan Kozlov | 4-6,6-4,6-4 |
| Challenger - Dallas | 2020/02/04 19:15 | Stefan Kozlov v Donald Young | 2-6,2-6 |
| Challenger - Sarasota | 2018/04/18 20:30 | Stefan Kozlov v Donald Young | 6-4,6-4 |
| ATP - Indian Wells | 2017/03/11 00:40 | Donald Young v Stefan Kozlov | 7-5,7-6 |
| ATP - Newport | 2016/07/13 18:35 | Stefan Kozlov v Donald Young | 0-6,4-6 |