Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/30 02:30 | Saito, Takashi v Kumthonkittikul, W. | 6-2,6-4 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/29 02:30 | Kerdlaphee, Kittirat v Kumthonkittikul, W. | 3-6,6-2,5-10 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/23 02:30 | Kumthonkittikul, W. v Anand, Kunal | 6-7,4-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/22 02:30 | Mohd Adam Das, Shamirul Shahril v Kumthonkittikul, W. | 4-6,6-2,6-10 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/12 06:30 | Kumthonkittikul, W. v Chin, Christian Didier | 6-3,6-7,1-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/28 03:00 | Kumthonkittikul, W. v Isaac Becroft | 3-6,2-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/27 03:00 | Kumthonkittikul, W. v Arazza, Odeda Muhammad | 6-1,6-1 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/22 04:45 | Kelsey Stevenson v Kumthonkittikul, W. | 6-2,6-3 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/20 03:00 | Congsup Congcar v Park, Sung Jun | 4-6,1-6 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/19 06:25 | Natthasith Kunsuwan v Park, Sung Jun | 0-6,4-6 |
| ITF - M15 Anseong | 2019/06/24 03:00 | Park, Sung Jun v Geun Jun Kim | 3-6,3-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/14 02:00 | Park, Sung Jun v Thomas Fancutt | 1-6,6-3,3-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/13 01:30 | Oh, Seong-Gook v Park, Sung Jun | 6-1,5-7,4-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/11 01:00 | Sookton-Eng, Chanchai v Park, Sung Jun | 3-6,2-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/10 01:00 | Dong Ju Kim v Park, Sung Jun | 3-6,4-6 |
| ITF - M15 Daegu | 2019/06/05 04:50 | Oh, Seong-Gook v Park, Sung Jun | 6-4,6-7,7-5 |