| ITF Sri Lanka F2 | 2017/06/29 09:10 | Faivre, Pierre v Abhinav Sanjeev Shanmugam | 4-6,4-6 |
| ITF Sri Lanka F2 | 2017/06/27 06:00 | Abhinav Sanjeev Shanmugam v R Prabodh, Suraj | 6-3,6-2 |
| ITF Sri Lanka F2 | 2017/06/26 04:30 | Abhinav Sanjeev Shanmugam v Rogusskiy, Y. | 6-4,7-6 |
| ITF India F6 | 2017/03/19 04:00 | Bhuyan, Ansu v Abhinav Sanjeev Shanmugam | 3-6,6-0,6-2 |
| ITF India F5 | 2017/03/13 04:30 | Sidharth Rawat v Abhinav Sanjeev Shanmugam | 6-3,7-5 |
| ITF India F5 | 2017/03/12 04:00 | Chandrasekar, Anirudh v Abhinav Sanjeev Shanmugam | 4-6,2-6 |
| ITF India F3 | 2017/03/01 06:50 | Abhinav Sanjeev Shanmugam v Vidal Azorin, Jose Fco | 6-4,2-6,6-7 |
| ITF India F3 | 2017/02/28 08:10 | Parikshit Somani v Abhinav Sanjeev Shanmugam | 3-6,1-6 |
| ITF Sri Lanka F2 | 2017/06/28 08:05 | Godamanna, Harshana v Ornago, Fabrizio | 7-5,2-6,7-5 |
| Coupe Davis | 2016/07/15 02:30 | Susanto, David Agung v Godamanna, Harshana | 6-4,6-4,6-4 |
| Coupe Davis | 2016/03/06 06:40 | Isarow, Pruchya v Godamanna, Harshana | 6-4,6-7,6-3,7-6 |
| Coupe Davis | 2016/03/04 03:00 | Wattanakul, Pol v Godamanna, Harshana | 3-6,7-6,3-6,3-6 |
| Coupe Davis | 2015/07/19 08:10 | Godamanna, Harshana v Samaha, Giovani | 6-3,6-2,6-3 |
| Coupe Davis | 2015/07/17 06:10 | Godamanna, Harshana v Hady Habib | 7-5,6-3,6-3 |
| Coupe Davis | 2015/03/06 08:00 | Tierro, Patrick-John v Godamanna, Harshana | 5-7,3-6,6-4,6-0,6-3 |
| Coupe Davis | 2014/04/04 04:00 | Nguyen Hoang, Thien v Godamanna, Harshana | 2-6,3-6,2-6 |