Stadium: Court 1 Round: 26 Ground: Clay
| ITF Sri Lanka F3 | 2018/06/26 10:40 | Abhinav Sanjeev Shanmugam v Paramveer Singh Bajwa | 6-3,6-1 |
| ITF Sri Lanka F3 | 2018/06/26 06:30 | Abhinav Sanjeev Shanmugam v Paramveer Singh Bajwa | 6-3,5-1 |
| ITF Sri Lanka F2 | 2018/06/21 06:45 | Abhinav Sanjeev Shanmugam v Alexander Zhurbin | 1-6,4-6 |
| ITF Sri Lanka F2 | 2018/06/20 04:00 | Abhinav Sanjeev Shanmugam v Anze Arh | 6-3,6-2 |
| ITF Sri Lanka F2 | 2018/06/19 06:30 | Abhinav Sanjeev Shanmugam v S D Prajwal Dev | 7-6,6-1 |
| ITF Sri Lanka F1 | 2018/06/14 07:30 | Mohit Mayur Jayaprakash v Abhinav Sanjeev Shanmugam | 6-4,6-0 |
| ITF Sri Lanka F1 | 2018/06/13 07:05 | Ranjeet Virali-Murugesan v Abhinav Sanjeev Shanmugam | 2-6,7-6,4-6 |
| ITF Sri Lanka F1 | 2018/06/12 04:00 | Dineshkanthan Thangarajah v Abhinav Sanjeev Shanmugam | 4-6,5-7 |
| ITF Sri Lanka F3 | 2018/06/25 07:00 | Shunsuke Wakita v Jirat Navasirisomboon | 4-6,6-7 |
| ITF Sri Lanka F2 | 2018/06/19 10:40 | Muzammil Murtaza v Jirat Navasirisomboon | 6-0,2-6,6-3 |
| ITF Sri Lanka F1 | 2018/06/11 07:30 | Jirat Navasirisomboon v Manish Sureshkumar | 1-6,1-6 |
| ITF Vietnam F2 | 2018/05/08 03:00 | Alexios Halebian v Jirat Navasirisomboon | 5-7,7-6,6-1 |
| ITF Vietnam F2 | 2018/05/06 04:00 | Hong Kit Wong v Jirat Navasirisomboon | 5-7,3-6 |
| ITF Vietnam F2 | 2018/05/05 05:00 | Daisuke Sumizawa v Jirat Navasirisomboon | 2-6,5-7 |
| ITF Vietnam F1 | 2018/05/02 04:25 | Jirat Navasirisomboon v Chun Hsin Tseng | 6-7,2-6 |
| ITF Vietnam F1 | 2018/04/30 03:00 | Soichiro Moritani v Jirat Navasirisomboon | 2-6,4-6 |