Stadium: Court 2 South Round: 44 Ground: Hardcourt indoor
| ITF USA F28B | 2018/10/21 15:00 | Hamilton, Grey v Zsiga, Mate | 2-6,1-6 |
| ITF M25 Norman | 2019/09/29 15:00 | Zsiga, Mate v Zielinski, Przemyslaw | 6-3,6-1 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/20 18:40 | Redlicki, Martin v Zsiga, Mate | 6-3,7-6 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/19 16:30 | Zsiga, Mate v Saraiva, Bernardo | 6-4,6-3 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/18 15:00 | Hiltzik, Aron v Zsiga, Mate | 4-6,7-6,4-10 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/17 15:00 | Vandecasteele, Luke v Zsiga, Mate | 4-6,6-2,7-10 |
| USA F34, Singles | 2018/11/29 16:00 | Dunbar, Jacob v Zsiga, Mate | 6-1,6-3 |
| USA F34, Singles | 2018/11/28 16:00 | Craig, Henry v Zsiga, Mate | 6-1,6-7,4-6 |
| USA F34, Singles | 2018/11/26 16:00 | Zsiga, Mate v Schneider, Ronnie | 7-6,3-6,6-4 |
| ITF M15 Fayetteville | 2019/09/19 15:25 | Soderlund, Carl v Hamilton, Grey | 6-1,6-0 |
| ITF M15 Fayetteville | 2019/09/17 20:25 | Hamilton, Grey v Matej Vocel | 6-3,6-4 |
| ITF M15 Champaign | 2019/09/10 18:00 | Hamilton, Grey v Watson, Andrew | 1-6,1-6 |
| ITF M25 Decatur | 2019/07/30 17:30 | Hamilton, Grey v Geller, Axel | 2-6,0-6 |
| ITF M15 Cancun | 2019/07/02 13:30 | Ben Jones v Hamilton, Grey | 4-6,6-4,7-6 |
| ITF M15 Cancun | 2019/06/25 13:30 | Hamilton, Grey v Geller, Axel | 0-6,3-6 |
| Tulsa, Singles Main, M-ITF-USA-16A | 2019/06/18 18:50 | Evan Zhu v Hamilton, Grey | 2-6,6-3,6-2 |
| ITF M25 Wichita | 2019/06/11 19:00 | Lebedev, Alexander v Hamilton, Grey | 6-4,6-4 |