Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF - M15 Champaign | 2019/06/05 23:00 | Ezekiel Clark v Alexander Cozbinov | 4-6,6-2,6-4 |
| ITF - M15 Pittsburgh | 2019/07/07 15:00 | Alexander Cozbinov v Simon Freund | 2-6,6-2,6-1 |
| ITF - M15 Pittsburgh | 2019/07/06 17:45 | Michael Shabaz v Alexander Cozbinov | 1-6,4-6 |
| ITF - M15 Pittsburgh | 2019/07/06 13:00 | Alexander Cozbinov v Tyler Mercier | 6-1,6-2 |
| ITF - M15 Pittsburgh | 2019/07/04 14:00 | Drew Baird v Alexander Cozbinov | 1-6,1-6 |
| ITF - M15 Pittsburgh | 2019/07/03 14:00 | Nevin Arimilli v Alexander Cozbinov | 2-6,0-6 |
| ITF - M15 Rochester | 2019/06/25 17:00 | Alexander Cozbinov v Jack Mingjie Lin | 4-6,4-6 |
| ITF - M15 Rochester | 2019/06/24 17:00 | Alexander Cozbinov v Mac Kiger | 6-4,7-6 |
| ITF - M25 Tulsa | 2019/06/18 16:55 | Alexander Cozbinov v Kody Pearson | 6-0,2-6,7-10 |
| ITF - M25 Tulsa | 2019/06/22 16:30 | Sam Riffice v Ezekiel Clark | 6-3,6-3 |
| ITF - M25 Tulsa | 2019/06/21 16:25 | Nick Chappell v Ezekiel Clark | 1-6,4-6 |
| ITF - M25 Tulsa | 2019/06/20 16:40 | Ezekiel Clark v Michael Redlicki | 3-6,6-1,6-2 |
| ITF - M25 Tulsa | 2019/06/19 22:30 | Emmett Ward v Ezekiel Clark | 3-6,1-6 |
| ITF - M25 Wichita | 2019/06/13 17:10 | Ezekiel Clark v Sam Riffice | 4-6,4-6 |
| ITF - M25 Wichita | 2019/06/12 17:25 | Nathan Ponwith v Ezekiel Clark | 1-6,6-1,4-6 |
| ITF - M25 Wichita | 2019/06/11 15:00 | Ezekiel Clark v Nicaise Muamba | 3-6,7-6,11-9 |
| ITF - M25 Wichita | 2019/06/10 15:00 | Ezekiel Clark v Luke Vandecasteele | 6-0,6-1 |