Stadium: Court 1 Round: 27 Ground: Clay
| ITF Ukraine F2 | 2018/05/15 10:05 | Jordan Correia v Jonas Merckx | 6-7,4-6 |
| ITF France F8 | 2018/04/27 11:00 | Gregoire Jacq v Jonas Merckx | 6-2,6-4 |
| ITF France F8 | 2018/04/26 09:00 | Francois-Arthur Vibert v Jonas Merckx | 0-6,6-4,6-7 |
| ITF France F8 | 2018/04/24 08:00 | Jonas Merckx v Lucas Miedler | 6-0,3-6,7-5 |
| ITF Turkey F13 | 2018/04/04 08:40 | Orlando Luz v Jonas Merckx | 6-4,6-4 |
| ITF Qatar F3 | 2018/03/14 12:00 | Adam El Mihdawy v Jonas Merckx | 7-6,6-2 |
| ITF Qatar F3 | 2018/03/13 18:05 | Jonas Merckx v Marsel Ilhan | 6-4,3-6,6-4 |
| ITF Qatar F2 | 2018/03/08 12:00 | Tobias Simon v Jonas Merckx | 4-6,7-6,6-2 |
| Davis Cup | 2018/04/04 11:50 | Colin Sinclair v Christian Didier Chin | 3-6,2-6 |
| ITF Thailand F12 | 2017/12/12 10:00 | Colin Sinclair v Daniel Altmaier | 3-6,5-7 |
| ITF Thailand F12 Qual | 2017/12/11 04:15 | Sung Jun Park v Colin Sinclair | 3-6,4-6 |
| ITF Thailand F12 Qual | 2017/12/10 03:00 | Colin Sinclair v Min Hyeok Cho | 4-6,6-4,6-4 |
| ITF Thailand F12 Qual | 2017/12/09 05:30 | Colin Sinclair v Chattarin Wareesri | 6-0,6-0 |
| ITF Thailand F11 Qual | 2017/12/03 03:00 | Daniiar Duldaev v Colin Sinclair | 7-6,6-0 |
| ITF Thailand F11 Qual | 2017/12/02 05:00 | Colin Sinclair v Yuttana Charoenphon | 6-1,6-3 |
| ITF Thailand F10 | 2017/11/29 03:00 | Alexey Vatutin v Colin Sinclair | 4-6,6-2,6-1 |