Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Nonthaburi | 2019/07/29 02:30 | Takashi Saito v Pawin Jirapoomdaje | 6-2,6-1 |
| ITF M25 Nonthaburi | 2019/05/29 03:00 | Chanchai Sookton-Eng v Pawin Jirapoomdaje | 6-3,6-4 |
| ITF M25 Nonthaburi | 2019/05/20 03:00 | Pawin Jirapoomdaje v Kittirat Kerdlaphee | 4-6,4-6 |
| ITF Thailand F9 | 2018/11/12 02:00 | Pawin Jirapoomdaje v Hanyi Liu | 4-6,1-6 |
| ITF Thailand F9 | 2018/11/11 02:00 | Congsup Congcar v Pawin Jirapoomdaje | 4-6,6-3,4-6 |
| ITF Thailand F9 | 2018/11/10 02:00 | Pawin Jirapoomdaje v Wattanachai Lungkeaw | 6-0,6-1 |
| ITF Thailand F7 | 2018/10/28 03:00 | Pawin Jirapoomdaje v Tsung-Hao Huang | 1-6,3-6 |
| ITF Thailand F2 | 2018/08/25 05:30 | Pawin Jirapoomdaje v Masayoshi Ono | 2-6,3-6 |
| ITF M15 Hua Hin | 2019/09/04 04:50 | Nitin Kumar Sinha v Worarin Kumthonkittikul | 4-6,6-0,6-3 |
| ITF M15 Hua Hin | 2019/08/21 06:55 | Worarin Kumthonkittikul v Sung Jun Park | 3-6,2-6 |
| ITF M25 Nonthaburi | 2019/07/30 02:30 | Takashi Saito v Worarin Kumthonkittikul | 6-2,6-4 |
| ITF M25 Nonthaburi | 2019/07/29 02:30 | Kittirat Kerdlaphee v Worarin Kumthonkittikul | 3-6,6-2,5-10 |
| ITF M25 Nonthaburi | 2019/07/23 02:30 | Worarin Kumthonkittikul v Kunal Anand | 6-7,4-6 |
| ITF M25 Nonthaburi | 2019/07/22 02:30 | Shamirul S Mohd Adam Das v Worarin Kumthonkittikul | 4-6,6-2,6-10 |
| ITF M15 Singapore | 2019/06/12 06:30 | Worarin Kumthonkittikul v Christian Didier Chin | 6-3,6-7,1-6 |
| ITF M25 Nonthaburi | 2019/05/28 03:00 | Worarin Kumthonkittikul v Isaac Becroft | 3-6,2-6 |