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 | 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 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 |
| ITF M25 Waco | 2019/10/13 17:30 | Matt Kuhar v Nathan Han | 6-0,6-3 |
| ITF M25 Norman | 2019/09/30 15:00 | Alexander Lebedev v Nathan Han | 6-3,6-4 |
| ITF M15 Fayetteville | 2019/09/16 15:00 | Nathan Han v Ivailo Keremedchiev | 4-6,7-5,8-10 |
| ITF M15 Cancun | 2019/08/20 14:00 | Mwendwa Mbithi v Nathan Han | 6-3,3-6,6-1 |
| ITF M15 Cancun | 2019/08/12 17:00 | Logan Smith v Nathan Han | 7-6,6-3 |
| ITF M15 Cancun | 2019/08/12 14:00 | Nathan Han v Francisco Erramuspe | 6-0,6-1 |
| ITF USA F21 Qual | 2017/06/26 17:35 | Or Ram-Harel v Nathan Han | 6-3,6-2 |
| ITF USA F21 Qual | 2017/06/25 14:00 | Conner McMann v Nathan Han | 4-6,5-7 |