| ITF Thailand F7 | 2017/10/03 02:45 | Takeuchi, Kento (1987) v Callahan, Hunter | 6-3,6-4 |
| ITF USA F31 | 2017/09/22 17:00 | Callahan, Hunter v Craig, Henry | 3-6,6-1,3-6 |
| ITF USA F31 | 2017/09/19 17:00 | Matias Franco Descotte v Callahan, Hunter | 3-6,4-6 |
| ITF USA F30 | 2017/09/13 16:00 | Verboven, Laurens v Callahan, Hunter | 7-6,4-6,6-4 |
| ITF Canada F5 | 2017/08/31 18:30 | Pavic, Ante v Callahan, Hunter | 7-6,6-4 |
| ITF Canada F5 | 2017/08/29 17:55 | Callahan, Hunter v Day, Alexander | 6-4,6-3 |
| ITF USA F27 | 2017/08/12 14:30 | Ram-Harel, Or v Callahan, Hunter | 6-3,1-6,6-3 |
| ITF USA F27 | 2017/08/11 14:30 | Perez, Alfredo v Callahan, Hunter | 6-3,1-6,4-6 |
| ITF Thailand F7 Qual | 2017/09/30 02:30 | Kim, Woo-Ram v Kerdlaphee, Phongsapak | 6-3,3-6,6-4 |
| ITF India F9 | 2017/09/19 04:55 | Kerdlaphee, Phongsapak v Arjun Kadhe | 6-7,2-6 |
| ITF India F9 | 2017/09/16 06:30 | Dahiya, Jatin v Kerdlaphee, Phongsapak | 5-7,1-6 |
| ITF India F8 | 2017/09/09 05:30 | Moon, Ju-Hae v Kerdlaphee, Phongsapak | 6-2,6-1 |
| ITF Thailand F6 Qual | 2017/08/13 07:25 | Polkinghorne, Darren v Kerdlaphee, Phongsapak | 6-1,6-4 |
| ITF Thailand F6 Qual | 2017/08/12 07:20 | Kerdlaphee, Phongsapak v Nitin Kumar Sinha | 6-7,7-6,6-2 |
| ITF Thailand F5 Qual | 2017/08/07 02:30 | Kerdlaphee, Phongsapak v Wang, Chukang | 3-6,7-5,2-6 |
| ITF Thailand F5 Qual | 2017/08/06 06:35 | Navasirisomboon, Jirat v Kerdlaphee, Phongsapak | 6-7,3-6 |