Stadium: Court 1 Round: 26
| ITF Thailand F3 | 2018/09/03 03:00 | Chayanon Kaewsuto v Jirat Navasirisomboon | 1-6,4-6 |
| ITF Thailand F2 | 2018/08/29 02:45 | Jirat Navasirisomboon v Ronnie Schneider | 1-6,4-6 |
| ITF Thailand F2 | 2018/08/28 03:35 | Jirat Navasirisomboon v Akanit Pumjit | 6-2,7-6 |
| ITF Thailand F1 | 2018/08/23 05:05 | Jirat Navasirisomboon v Patrik Rikl | 1-6,2-6 |
| ITF Thailand F1 | 2018/08/22 04:40 | Jirat Navasirisomboon v Phongsapak Kerdlaphee | 7-5,6-2 |
| ITF Thailand F1 | 2018/08/20 05:10 | Kuan-Yi Lee v Jirat Navasirisomboon | 3-6,4-6 |
| ITF Indonesia F3 Qual | 2018/08/05 02:30 | Alexander Babanine v Jirat Navasirisomboon | 3-6,6-2,7-6 |
| ITF Indonesia F3 Qual | 2018/08/04 07:00 | Natthasith Kunsuwan v Jirat Navasirisomboon | 4-6,6-3,1-6 |
| ITF Thailand F3 | 2018/09/04 04:10 | Kelsey Stevenson v Karunuday Singh | 3-6,3-6 |
| ITF Thailand F2 | 2018/08/27 07:05 | Lance-Pierre Du Toit v Karunuday Singh | 3-6,6-4,6-4 |
| ITF Thailand F1 | 2018/08/22 02:00 | Bradley Mousley v Karunuday Singh | 4-6,6-3,7-6 |
| ITF Thailand F1 | 2018/08/21 02:00 | Yu Hsiang Chiu v Karunuday Singh | 3-6,1-6 |
| ITF Indonesia F3 | 2018/08/09 03:30 | Jeremy Beale v Karunuday Singh | 7-5,6-7,6-3 |
| ITF Indonesia F3 | 2018/08/08 05:35 | Matthew Romios v Karunuday Singh | 7-6,1-6,4-6 |
| ITF Indonesia F3 | 2018/08/07 02:00 | Justin Barki v Karunuday Singh | 3-6,6-7 |
| ITF China F10 | 2018/07/10 05:10 | Karunuday Singh v Blake Ellis | 2-6,1-6 |