Estadio: Court 2 North Round: 44 Ground: Hardcourt indoor
| Challenger de Phoenix | 2019/03/11 17:00 | Dominik Kellovsky v Nathan Ponwith | 4-6,2-6 |
| ITF M25 Norman | 2019/09/30 18:30 | Nathan Ponwith v Vladislav Melnic | 6-4,7-6 |
| ITF M25 Norman | 2019/09/29 15:00 | Nathan Ponwith v Ezequiel A Santalla | 6-4,6-2 |
| ITF M25 Harlingen | 2019/09/27 00:35 | Nathan Ponwith v Liam Caruana | 4-6,6-4,4-10 |
| ITF M25 Harlingen | 2019/09/25 18:00 | Nathan Ponwith v Pierce Rollins | 6-4,6-2 |
| ITF M25 Memphis | 2019/08/13 15:00 | Nathan Ponwith v Garrett Johns | 1-6,3-6 |
| ITF M25 Edwardsville | 2019/08/11 16:00 | Nathan Ponwith v Petros Chrysochos | 4-6,6-2,5-7 |
| ITF M25 Edwardsville | 2019/08/10 16:00 | Nathan Ponwith v Alexander Lebedev | 7-6,3-6,7-5 |
| ITF M25 Edwardsville | 2019/08/09 16:30 | Jacob Dunbar v Nathan Ponwith | 6-4,4-6,5-7 |
| ITF M25 Norman | 2019/09/30 18:30 | Toby D. Boyer v Dominik Kellovsky | 1-6,2-6 |
| ITF M25 Norman | 2019/09/29 15:00 | Mathieu Scaglia v Dominik Kellovsky | 2-6,5-7 |
| ITF M15 Fayetteville | 2019/09/17 20:50 | Carl Soderlund v Dominik Kellovsky | 4-6,6-0,6-2 |
| ITF M25 Pardubice | 2019/06/25 08:00 | Jaroslav Pospisil v Dominik Kellovsky | 6-2,7-6 |
| ITF M25 Pardubice | 2019/06/24 08:00 | Dominik Kellovsky v Petr Hajek | 3-6,6-3,12-10 |
| Challenger de Phoenix | 2019/03/13 17:00 | Salvatore Caruso v Dominik Kellovsky | 4-6,7-6,6-2 |
| Challenger de Phoenix | 2019/03/11 17:00 | Dominik Kellovsky v Nathan Ponwith | 4-6,2-6 |
| ITF EE. UU. F33 | 2018/11/20 19:45 | Dominik Kellovsky v Gijs Brouwer | 3-6,6-7 |