| ITF M15 Nakhon Si Thammarat | 02/29 06:25 | 26 | Nithithananont, Natthayut v Jones, Maximus | 1-6,2-6 | |
| ITF M15 Nakhon Si Thammarat | 02/28 02:00 | 25 | Nithithananont, Natthayut v Jiayang Dong | 6-4,6-2 | |
| ITF M15 Nakhon Si Thammarat Qual | 02/18 03:40 | 54 | Yunseok Jang v Nithithananont, Natthayut | 6-3,6-3 | |
| ITF M15 Nakhon Si Thammarat | 02/11 02:00 | 54 | Amit Vales v Nithithananont, Natthayut | 3-6,7-5,10-8 | |
| ITF M25 Hua Hin | 11/12 06:15 | 54 | Jiayang Dong v Nithithananont, Natthayut | 6-4,6-1 | |
| Hua Hin, Singles M-ITF-THA-07A | 11/09 03:00 | 26 | Nithithananont, Natthayut v Matteo Lavizzari | 4-6,4-6 | |
| Hua Hin, Singles M-ITF-THA-07A | 11/07 04:45 | 25 | Nithithananont, Natthayut v Daksh Prasad | 6-4,7-5 | |
| ITF M15 Nakhon Si Thammarat Qual | 09/03 03:00 | 54 | Nithithananont, Natthayut v 스리라트, 타나코른 | 4-6,6-7 | |
| ITF M15 Nakhon Si Thammarat Qual | 07/16 03:15 | 54 | Nithithananont, Natthayut v Tommy Czaplinski | 4-6,1-6 | |
| ITF M15 Nakhon Si Thammarat | 07/02 07:05 | 54 | Nithithananont, Natthayut v Patrik Oplustil | 1-6,5-7 | |
| ITF M25 Nakhon Si Thammarat | 06/11 06:55 | 54 | Nithithananont, Natthayut v Javia, Dev | 4-6,4-6 | |
| ITF M15 Nakhon Si Thammarat | 06/06 02:00 | 25 | 트롱차로엔차이쿨, 위사야 v Nithithananont, Natthayut | 6-2,6-4 | |
| ITF M15 Nakhon Si Thammarat | 05/29 05:40 | 19 | Nithithananont, Natthayut v 푼사와트, 채논 | 4-6,2-6 | |
| ITF M15 Nakhon Si Thammarat | 05/28 06:55 | 54 | Islam Orynbasar v Nithithananont, Natthayut | 6-3,4-6,9-11 | |
| ITF M15 Chiang Rai Qual | 06/19 03:00 | 44 | Nithithananont, Natthayut v 코아이쿨, 크리틴 | 2-6,6-7 | |
| ITF M15 Chiang Rai | 06/12 04:30 | 44 | 왕, 추한 v Nithithananont, Natthayut | 6-1,6-2 | |
| ITF M25 Chiang Rai Qual | 06/05 11:05 | 44 | 메흐로트라, 아르준 v Nithithananont, Natthayut | 6-4,6-2 | |
| ITF M25 Chiang Rai | 05/30 06:40 | 44 | 쿤수완, 나다시스 v Nithithananont, Natthayut | 6-2,6-4 | |
| ITF M25 Chiang Rai | 05/29 07:05 | 44 | Teerapat Khantiweerawat v Nithithananont, Natthayut | 4-6,4-6 | |
| ITF M15 Chiang Rai | 04/25 01:50 | 44 | 아가르왈, 리사브 v Nithithananont, Natthayut | 6-1,6-2 | |
| ITF M15 Chiang Rai Qual | 04/24 01:55 | 44 | Nithithananont, Natthayut v Taentawan T M Maggioli | 1-6,6-2,10-8 | |
| ITF M15 Chiang Rai Qual | 04/17 03:00 | 44 | Nithithananont, Natthayut v Suphawat Saeoui | 3-6,0-6 | |
| ITF M15 Chiang Rai | 04/03 03:10 | 44 | Nithithananont, Natthayut v 자다브, 군잔 | 1-6,3-6 | |
| ITF M15 Monastir | 12/05 11:30 | 62 | Bellifemine, Alessandro v Nithithananont, Natthayut | 6-1,6-0 | |
| ITF M15 Monastir | 11/28 09:30 | 62 | 버거, 안토인 v Nithithananont, Natthayut | 7-5,6-1 | |
| ITF M15 Monastir | 11/21 11:00 | 62 | 치카미, 소헬 v Nithithananont, Natthayut | 6-2,6-0 | |
| ITF M15 Monastir | 11/14 11:00 | 62 | Volonski, Nikita v Nithithananont, Natthayut | 6-1,6-1 | |
| ITF M15 Monastir | 11/08 09:00 | 62 | 키아리, 로렌초 v Nithithananont, Natthayut | 7-5,6-4 | |
| ITF M15 Monastir | 10/31 10:00 | 62 | Nithithananont, Natthayut v Pampanin, Pietro | 1-6,4-6 | |
| ITF M15 Monastir | 10/25 09:00 | 62 | Nithithananont, Natthayut v 스톤, 자카이 | 0-6,3-6 |