Round: 44 Ground: Hardcourt outdoor
| ITF M25 Norman | 2019/10/01 16:55 | Nathan Ponwith v Dominik Kellovsky | 7-6,6-2 |
| ITF M25 Norman | 2019/09/30 18:30 | Boyer, Toby D 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 | Soderlund, Carl 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 Hajek, Petr | 3-6,6-3,12-10 |
| Challenger - Phoenix | 2019/03/13 17:00 | Salvatore Caruso v Dominik Kellovsky | 4-6,7-6,6-2 |
| Challenger - Phoenix | 2019/03/11 17:00 | Dominik Kellovsky v Nathan Ponwith | 4-6,2-6 |
| Waco, Singles M-ITF-USA-41A | 2019/10/13 17:30 | Matt Kuhar v Han, Nathan | 6-0,6-3 |
| ITF M25 Norman | 2019/09/30 15:00 | Lebedev, Alexander v Han, Nathan | 6-3,6-4 |
| ITF M15 Fayetteville | 2019/09/16 15:00 | Han, Nathan v Keremedchiev, Ivailo | 4-6,7-5,8-10 |
| ITF M15 Cancun | 2019/08/20 14:00 | Mwendwa Mbithi v Han, Nathan | 6-3,3-6,6-1 |
| ITF M15 Cancun | 2019/08/12 17:00 | Smith, Logan v Han, Nathan | 7-6,6-3 |
| ITF M15 Cancun | 2019/08/12 14:00 | Han, Nathan v Erramuspe, Francisco | 6-0,6-1 |
| ITF USA F21 Qual | 2017/06/26 17:35 | Ram-Harel, Or v Han, Nathan | 6-3,6-2 |
| ITF USA F21 Qual | 2017/06/25 14:00 | Mcmann, Conner v Han, Nathan | 4-6,5-7 |