Stadium: Stadium Court 1 Round: 54 Ground: Clay
| Rochester, Singles M-ITF-USA-19A | 2019/06/24 17:00 | Cozbinov, Alexander v Kiger, Mac | 6-4,7-6 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/18 16:55 | Cozbinov, Alexander v Kody Pearson | 6-0,2-6,7-10 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/17 15:00 | Cozbinov, Alexander v Benson, Corbin | 4-6,6-1,12-10 |
| ITF M25 Wichita | 2019/06/13 17:50 | Brandon Holt v Cozbinov, Alexander | 6-0,6-2 |
| ITF M25 Wichita | 2019/06/12 16:40 | Cozbinov, Alexander v Simon Freund | 7-5,6-3 |
| ITF M25 Wichita | 2019/06/11 17:30 | Cozbinov, Alexander v Chadwell, Ian | 6-2,6-3 |
| ITF M15 Champaign | 2019/06/05 23:00 | Ezekiel Clark v Cozbinov, Alexander | 4-6,6-2,6-4 |
| ITF M15 Cancun | 2019/05/23 15:50 | Cozbinov, Alexander v Huertas Del Pino Cordova, Arklon | 4-6,6-1,2-6 |
| New York, USA | 2019/02/13 00:30 | Schnur, Brayden v Lin, Jack Mingjie | 6-1,6-3 |
| Challenger Granby Qual | 2018/07/22 21:30 | Lin, Jack Mingjie v Garanganga, Takanyi | 6-1,3-6,5-7 |
| Challenger Granby | 2018/07/21 18:55 | Volfson, David v Lin, Jack Mingjie | 4-6,2-6 |
| Challenger Gatineau Qual | 2018/07/14 15:35 | Lin, Jack Mingjie v Nicaise Muamba | 5-7,6-2,4-6 |
| Challenger Winnipeg Qual | 2018/07/09 16:40 | Yunseong Chung v Lin, Jack Mingjie | 6-2,6-2 |
| Challenger Winnipeg Qual | 2018/07/08 23:15 | Lin, Jack Mingjie v Grills, Jacob | 6-4,6-0 |
| Challenger Winnipeg Qual | 2018/07/08 19:00 | Lin, Jack Mingjie v Kylar, Kevin | 6-4,6-2 |
| ITF Canada F5 | 2018/07/05 17:00 | Marc-Andrea Huesler v Lin, Jack Mingjie | 4-6,7-5,6-4 |