Stadium: Court 3 Round: 27 Ground: Clay
| ITF India F6 | 2015/05/24 05:00 | Abhinav Sanjeev Shanmugam v Nitin Kumar Sinha | 3-6,3-6 |
| Sri Lanka F3, Singles Qualifying | 2018/06/27 04:00 | Abhinav Sanjeev Shanmugam v Navasirisomboon, Jirat | 6-4,6-3 |
| 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 F3, Singles Qualifying | 2018/06/27 05:55 | Murtaza, Muzammil v Nitin Kumar Sinha | 3-6,6-4,2-6 |
| Sri Lanka F3, Singles Qualifying | 2018/06/26 04:00 | Nitin Kumar Sinha v Brechemier, Thomas | 6-3,6-1 |
| ITF Sri Lanka F2 | 2018/06/20 04:20 | Nitin Kumar Sinha v Zhurbin, Alexander | 2-6,1-6 |
| Sri Lanka F1, Singles Qualifying | 2018/06/11 07:30 | Vladyslav Orlov v Nitin Kumar Sinha | 6-4,7-5 |
| ITF Singapore F3 | 2018/05/29 04:50 | Vucic, Ilija v Nitin Kumar Sinha | 6-3,6-1 |
| ITF Singapore F3 | 2018/05/27 03:00 | Nitin Kumar Sinha v Evans, Thomas | 6-4,1-6,7-6 |
| ITF Singapore F2 | 2018/05/20 10:00 | Frawley, James v Nitin Kumar Sinha | 6-2,6-2 |
| ITF Vietnam F3 | 2018/05/14 03:00 | Nitin Kumar Sinha v Singh, Karunuday | 3-6,2-6 |