Round: 44 Ground: Hardcourt outdoor
| ITF Thailand F8 | 2018/11/04 02:00 | Karl Friberg v Kittirat Kerdlaphee | 3-6,6-3,6-2 |
| ITF Thailand F8 | 2018/11/03 02:00 | Yuttana Charoenphon v Kittirat Kerdlaphee | 2-6,2-6 |
| ITF Thailand F7 | 2018/10/30 03:50 | Matic Spec v Kittirat Kerdlaphee | 6-1,6-0 |
| ITF Thailand F5 | 2018/10/01 02:30 | Shunrou Takeshima v Kittirat Kerdlaphee | 6-1,6-3 |
| ITF Thailand F5 | 2018/09/30 02:30 | Nawakarn Khunjan v Kittirat Kerdlaphee | 4-6,4-6 |
| ITF Thailand F4 | 2018/09/24 02:30 | Maxence Broville v Kittirat Kerdlaphee | 7-6,2-6,6-1 |
| ITF Thailand F4 | 2018/09/23 04:00 | Hu Liu v Kittirat Kerdlaphee | 6-2,2-6,1-6 |
| ITF Thailand F4 | 2018/09/22 02:30 | Rob Reynolds v Kittirat Kerdlaphee | 5-7,2-6 |
| ITF Thailand F8 | 2018/11/03 06:00 | Yu Hsiang Chiu v Uisung Park | 4-6,4-6 |
| ITF Thailand F7 | 2018/10/29 02:00 | Matic Spec v Yu Hsiang Chiu | 6-0,6-4 |
| ITF Thailand F7 | 2018/10/28 03:00 | Shonigmatjon Shofayziyev v Yu Hsiang Chiu | 6-4,3-6,2-6 |
| Challenger Kaohsiung | 2018/09/15 09:10 | Yu Hsiang Chiu v Bradley Mousley | 4-6,2-6 |
| ITF Thailand F2 | 2018/08/26 05:30 | Yu Hsiang Chiu v Thanapet Chanta | 1-6,6-2,6-7 |
| ITF Thailand F1 | 2018/08/21 02:00 | Yu Hsiang Chiu v Karunuday Singh | 3-6,1-6 |
| ITF Chinese Taipei F2 | 2018/07/26 03:55 | Ti Chen v Yu Hsiang Chiu | 6-2,6-0 |
| ITF Chinese Taipei F2 | 2018/07/25 05:30 | Yu Hsiang Chiu v David Barclay | 6-2,6-2 |