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