Stadium: Court 5 Round: 25 Ground: Clay
| ITF Sri Lanka F1 | 2018/06/13 04:00 | Sharmal Dissanayake v Manish Sureshkumar | 3-6,4-6 |
| ITF Sri Lanka F2 | 2018/06/22 07:00 | David Perez Sanz v Manish Sureshkumar | 6-4,6-4 |
| ITF Sri Lanka F2 | 2018/06/21 06:00 | Vinayak Sharma Kaza v Manish Sureshkumar | 5-7,5-7 |
| ITF Sri Lanka F2 | 2018/06/20 04:00 | Giovani Samaha v Manish Sureshkumar | 5-7,1-6 |
| ITF Sri Lanka F2 | 2018/06/19 06:30 | Darko Jandric v Manish Sureshkumar | 3-6,2-6 |
| ITF Sri Lanka F1 | 2018/06/17 05:30 | Manish Sureshkumar v Alexander Zhurbin | 5-7,2-6 |
| ITF Sri Lanka F1 | 2018/06/15 06:00 | Mohit Mayur Jayaprakash v Manish Sureshkumar | 3-6,0-6 |
| ITF Sri Lanka F1 | 2018/06/14 07:30 | Pruchya Isarow v Manish Sureshkumar | 4-6,5-7 |
| ITF Sri Lanka F1 | 2018/06/13 04:00 | Sharmal Dissanayake v Manish Sureshkumar | 3-6,4-6 |
| ITF Sri Lanka F2 | 2018/06/21 05:30 | Sharmal Dissanayake v Pruchya Isarow | 4-6,2-6 |
| ITF Sri Lanka F2 | 2018/06/20 06:00 | Sharmal Dissanayake v Chanchai Sookton-Eng | 6-1,6-0 |
| ITF Sri Lanka F2 | 2018/06/19 09:25 | Vladyslav Orlov v Sharmal Dissanayake | 3-6,7-6,4-6 |
| ITF Sri Lanka F1 | 2018/06/13 04:00 | Sharmal Dissanayake v Manish Sureshkumar | 3-6,4-6 |
| Davis Cup | 2018/02/03 04:00 | Sharmal Dissanayake v Jirat Navasirisomboon | 6-4,7-5 |
| Davis Cup | 2017/07/22 07:25 | Sharmal Dissanayake v Mubarak Shannan Zayid | 6-4,6-3 |
| Davis Cup | 2017/07/20 05:35 | Sharmal Dissanayake v Kareem Allaf | 1-6,6-7 |
| Davis Cup | 2017/07/19 10:05 | Sharmal Dissanayake v Colin Sinclair | 4-6,4-6 |