[170] Stefan Kozlov 6-4,6-4 Donald Young [131] 2018-04-18 20:30
Stadium: Center Round: 26 Ground: Clay
Head to Head
| 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 |
Home History
| Challenger Sarasota | 2018/04/16 18:00 | Mitchell Krueger v Stefan Kozlov | 4-6,3-6 |
| ATP Houston | 2018/04/10 21:35 | Stefan Kozlov v Guido Pella | 3-6,2-6 |
| ATP Houston Qual | 2018/04/08 18:20 | Stefan Kozlov v Akira Santillan | 6-2,6-0 |
| ATP Houston Qual | 2018/04/07 21:25 | Thomaz Bellucci v Stefan Kozlov | 7-6,3-6,6-7 |
| ATP Indian Wells Qual | 2018/03/07 00:05 | Stefan Kozlov v Adrian Menendez-Maceiras | 2-6,6-7 |
| Challenger Indian Wells | 2018/02/28 18:00 | Peter Polansky v Stefan Kozlov | 6-2,6-4 |
| Challenger Indian Wells | 2018/02/27 19:30 | Stefan Kozlov v Mirza Basic | 7-5,6-4 |
| ATP Delray Beach Qual | 2018/02/17 18:50 | Stefan Kozlov v Ramkumar Ramanathan | 3-6,2-6 |
Away History
| Challenger Sarasota | 2018/04/16 15:45 | Federico Coria v Donald Young | 4-6,6-7 |
| ATP Houston | 2018/04/10 19:00 | Nicolas Kicker v Donald Young | 6-3,6-2 |
| ATP Miami | 2018/03/22 16:25 | Leonardo Mayer v Donald Young | 3-6,6-4,6-2 |
| ATP Indian Wells | 2018/03/08 21:25 | Borna Coric v Donald Young | 6-0,6-2 |
| ATP Acapulco | 2018/02/27 23:40 | Hyeon Chung v Donald Young | 7-6,6-1 |
| ATP Delray Beach | 2018/02/21 17:00 | Evgeny Donskoy v Donald Young | 7-6,6-3 |
| ATP Delray Beach | 2018/02/19 20:55 | Ramkumar Ramanathan v Donald Young | 1-6,2-6 |
| ATP New York | 2018/02/13 00:30 | Ryan Harrison v Donald Young | 6-3,7-6 |