Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF - M15 Meshref | 2019/11/05 08:00 | Worarin Kumthonkittikul v Krittin Koaykul | 7-5,2-6,6-10 |
| ITF - M25 Chiang Rai | 2022/06/01 04:30 | Worarin Kumthonkittikul v Jirat Navasirisomboon | 4-6,0-6 |
| ITF - M25 Chiang Rai | 2022/05/31 04:40 | Worarin Kumthonkittikul v Michael Mathayomchand | 6-1,6-3 |
| ITF - M25 Chiang Rai | 2022/05/30 05:05 | Worarin Kumthonkittikul v Taentawan T M Maggioli | 6-2,6-0 |
| ITF - M25 Nottingham - Calificari | 2022/05/08 09:00 | Alexis Canter v Worarin Kumthonkittikul | 6-3,6-4 |
| ITF - M15 Chiang Rai - Calificari | 2022/04/24 09:25 | Shinji Hazawa v Worarin Kumthonkittikul | 6-3,6-4 |
| ITF - M15 Chiang Rai - Calificari | 2022/04/17 02:00 | Worarin Kumthonkittikul v Hong Kit Wong | 4-6,3-6 |
| ITF - M15 Chiang Rai - Calificari | 2022/04/10 11:45 | Jirat Navasirisomboon v Worarin Kumthonkittikul | 6-4,6-3 |
| ITF - M15 Chiang Rai | 2022/04/04 07:50 | Worarin Kumthonkittikul v Anapat Timangkul | 6-7,6-7 |
| ITF - M25 Chiang Rai | 2022/06/02 03:20 | Krittin Koaykul v Dayne Kelly | 4-6,4-6 |
| ITF - M25 Chiang Rai | 2022/06/01 07:00 | Krittin Koaykul v Christian Didier Chin | 6-3,6-4 |
| ITF - M25 Chiang Rai | 2022/05/31 03:00 | Krittin Koaykul v Anapat Timangkul | 6-4,6-2 |
| ITF - M25 Chiang Rai | 2022/05/30 03:40 | Krittin Koaykul v Sirathee Chimoye | 6-1,6-2 |
| ITF - M15 Chiang Rai | 2022/04/25 03:40 | Krittin Koaykul v Runhao Hua | 6-4,1-6,4-10 |
| ITF - M15 Chiang Rai - Calificari | 2022/04/17 07:55 | Krittin Koaykul v Alexander Crnokrak | 1-6,7-5,7-10 |
| ITF - M15 Chiang Rai - Calificari | 2022/04/10 06:55 | Colin Markes v Krittin Koaykul | 6-4,1-6,11-9 |
| ITF - M15 Chiang Rai | 2022/04/06 06:35 | Krittin Koaykul v Konstantin Kravchuk | 3-6,4-6 |