Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| Nonthaburi, Singles M-ITF-THA-01A | 2020/01/26 07:20 | Abhinav Sanjeev Shanmugam v Ohmarak, Mungmun | 6-1,6-1 |
| Nonthaburi, Qualifications Simples M-ITF-THA-06A | 2019/12/01 05:40 | Ohmarak, Mungmun v Shipilov, Sergey | 2-6,1-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/29 02:00 | Ohmarak, Mungmun v Bingyu Yu | 0-6,2-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/15 02:00 | Chen, Liran v Ohmarak, Mungmun | 6-3,6-0 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/27 04:40 | Alcantara, Francis Casey v Ohmarak, Mungmun | 6-0,6-1 |
| ITF Thailand F1 | 2018/08/19 03:10 | Coleman Wong v Ohmarak, Mungmun | 7-5,7-6 |