Stadium: Court A Round: 44
| ITF Vietnam F2 | 2018/05/05 07:00 | Ji Sung Nam v Phongsapak Kerdlaphee | 6-2,6-1 |
| ITF Vietnam F1 | 2018/04/28 05:00 | Stefan Skadarka v Phongsapak Kerdlaphee | 2-6,6-2,6-3 |
| ITF Turkey F15 | 2018/04/14 09:30 | Karlo Kranic v Phongsapak Kerdlaphee | 1-6,6-1,6-2 |
| ITF Turkey F14 | 2018/04/07 09:30 | Christian Oliveira v Phongsapak Kerdlaphee | 6-0,6-1 |
| ITF Turkey F13 | 2018/03/31 08:30 | Ken Onishi v Phongsapak Kerdlaphee | 6-4,6-2 |
| ITF Egypt F9 | 2018/03/11 08:00 | Phongsapak Kerdlaphee v Siphosothando Montsi | 2-6,4-6 |
| ITF Egypt F8 | 2018/03/03 12:30 | Phongsapak Kerdlaphee v Stephan Gerritsen | 1-6,4-6 |
| ITF Egypt F7 | 2018/02/24 08:00 | Wilfredo Gonzalez v Phongsapak Kerdlaphee | 6-2,6-3 |
| ITF Egypt F8 | 2018/03/03 12:30 | Fabian Gruber v Worarin Kumthonkittikul | 7-5,6-3 |
| ITF Egypt F7 | 2018/02/25 10:30 | Worarin Kumthonkittikul v Stefan Seifert | 4-6,0-6 |
| ITF Egypt F7 | 2018/02/24 08:00 | Klim Ivanov v Worarin Kumthonkittikul | 1-6,2-6 |
| ITF Egypt F6 | 2018/02/18 08:00 | Raleigh Smith v Worarin Kumthonkittikul | 6-1,6-2 |
| Challenger Bangkok Qual | 2018/01/06 06:20 | Worarin Kumthonkittikul v Mao-Xin Gong | 6-4,3-6,1-6 |
| Challenger Bangkok Qual | 2017/12/30 04:50 | Worarin Kumthonkittikul v Marsel Ilhan | 1-6,0-6 |
| Challenger Bangkok 2 Qual | 2017/01/07 03:00 | Worarin Kumthonkittikul v N.Sriram Balaji | 1-6,3-6 |
| Challenger Bangkok Qual | 2016/12/31 04:05 | Worarin Kumthonkittikul v Chaleechan Tanasugarn | 2-6,6-4,4-6 |