Stadium: Court 8 Round: 44 Ground: Hardcourt outdoor
| Challenger Bangkok | 2020/01/12 03:00 | Vladyslav Orlov v Chanchai Sookton-Eng | 6-0,6-2 |
| ITF M15 Te Anau | 2019/12/30 21:00 | Chanchai Sookton-Eng v George Stoupe | 6-7,5-7 |
| ITF M15 Nonthaburi | 2019/12/03 06:25 | Chien Hsun Lo v Chanchai Sookton-Eng | 6-4,6-2 |
| ITF M15 Nonthaburi | 2019/11/24 02:25 | Haadin Bava v Chanchai Sookton-Eng | 6-1,6-2 |
| ITF M15 Meshref | 2019/11/13 11:45 | Roy Sarut De Valk v Chanchai Sookton-Eng | 7-5,7-5 |
| ITF M15 Meshref | 2019/11/07 08:00 | Kai Wehnelt v Chanchai Sookton-Eng | 6-2,4-6,6-2 |
| ITF M15 Meshref | 2019/11/06 09:45 | Chanchai Sookton-Eng v Mikalai Haliak | 7-5,6-2 |
| ITF M15 Meshref | 2019/11/05 07:55 | Chanchai Sookton-Eng v Anurag Nenwani | 3-6,6-3,13-11 |
| ITF M15 Hong Kong | 2020/01/06 02:00 | Yuttana Charoenphon v Pol Wattanakul | 1-6,2-6 |
| ITF M15 Doha | 2019/12/16 15:25 | Vignesh Peranamallur v Yuttana Charoenphon | 6-1,6-3 |
| ITF M15 Nonthaburi Qual | 2019/12/01 02:30 | Yuttana Charoenphon v Vinayak Sharma Kaza | 3-6,1-6 |
| ITF M15 Nonthaburi | 2019/11/24 09:05 | Krittin Koaykul v Yuttana Charoenphon | 7-5,4-6,10-2 |
| ITF M25 Tay Ninh Qual | 2019/10/07 03:30 | Yuttana Charoenphon v Syed Mohd Agil Syed Naguib | 6-1,4-6,9-11 |
| ITF M25 Tay Ninh | 2019/09/30 03:00 | Yuttana Charoenphon v Huynh Thinh | 2-6,5-7 |
| ITF M15 Hua Hin | 2019/09/04 07:35 | Takashi Saito v Yuttana Charoenphon | 5-7,6-4,6-0 |
| ITF M15 Hua Hin | 2019/08/29 03:00 | Yuttana Charoenphon v Hiroyasu Ehara | 1-6,0-6 |