Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| Challenger - Nonthaburi | 2022/08/30 07:15 | Krittin Koaykul v Arthur Cazaux | 2-6,1-6 |
| Challenger - Nonthaburi | 2022/08/21 03:00 | Tristan Schoolkate v Krittin Koaykul | 6-3,6-1 |
| ITF - M15 Jakarta | 2022/08/17 03:55 | Krittin Koaykul v Manish Sureshkumar | 5-7,0-6 |
| ITF - M15 Jakarta | 2022/08/16 03:30 | Krittin Koaykul v Tai Leonard Sach | 6-4,7-6 |
| ITF - M15 Jakarta | 2022/08/15 05:45 | Krittin Koaykul v Dheeraj Kodancha Srinivasan | 6-3,6-3 |
| ITF - M15 Jakarta - kvalifikácia | 2022/08/14 09:15 | Krittin Koaykul v David Agung Susanto | 6-4,7-5 |
| ITF - M15 Jakarta | 2022/08/09 02:00 | Lohithaksha Bathrinath v Krittin Koaykul | 6-3,6-2 |
| ITF - M15 Jakarta | 2022/08/08 06:15 | Dheeraj Kodancha Srinivasan v Krittin Koaykul | 6-4,2-6,4-10 |
| ITF - M25 Darwin | 2022/09/18 05:30 | Lachlan Vickery v Matthew Leffler | 6-2,6-1 |
| ITF - M25 Chiang Rai | 2022/05/30 07:30 | Matthew Leffler v Theertha Shashank Macherla | 1-6,4-6 |
| ITF - M25 Darwin | 2019/09/23 05:45 | Worarin Kumthonkittikul v Matthew Leffler | 7-5,6-2 |
| ITF - M25 Darwin | 2019/09/22 00:30 | Matthew Leffler v Bosko Novakovic | 6-3,5-7,10-8 |
| ITF - M25 Cairns | 2019/09/15 01:00 | Will Maher v Matthew Leffler | 6-2,6-1 |
| ITF Singapore F3 | 2018/05/26 04:00 | Matthew Leffler v Teeradon Tortrakul | 2-6,3-6 |
| ITF Australia F4 Qual | 2018/03/24 03:30 | Themi Sitzoukis v Matthew Leffler | 6-4,7-6 |
| ITF Australia F3 Qual | 2018/03/16 23:00 | Nicholas Jovanovski v Matthew Leffler | 7-6,6-1 |