Stadium: Court 5 Round: 26
| ITF Singapore F2 | 2018/05/22 02:00 | Collin Altamirano v Hong Kit Wong | 6-0,3-6,6-3 |
| ITF China F6 | 2018/05/16 02:00 | Niklas-Salminen, Patrick v Collin Altamirano | 7-6,7-5 |
| ITF China F6 | 2018/05/14 04:35 | Alcantara, Francis Casey v Collin Altamirano | 1-6,0-6 |
| ITF USA F10 | 2018/04/13 16:20 | Harrison Adams v Collin Altamirano | 4-6,6-3,6-4 |
| ITF USA F10 | 2018/04/12 17:20 | Kirkov, Vasil v Collin Altamirano | 1-6,7-5,2-6 |
| ITF USA F10 | 2018/04/11 15:00 | Collin Altamirano v Griekspoor, Scott | 7-6,6-3 |
| ITF USA F9 | 2018/04/07 15:30 | Griekspoor, Scott v Collin Altamirano | 7-6,6-2 |
| ITF USA F9 | 2018/04/05 15:00 | Collin Altamirano v Caruana, Liam | 6-2,6-4 |
| ITF Vietnam F3 | 2018/05/16 03:00 | Linh Giang Trinh v Singh, Karunuday | 0-6,6-3,7-6 |
| ITF Vietnam F3 | 2018/05/14 03:00 | Nitin Kumar Sinha v Singh, Karunuday | 3-6,2-6 |
| ITF Vietnam F2 | 2018/05/07 05:45 | Nam, Ji Sung v Singh, Karunuday | 6-4,6-3 |
| Nigeria F1, Singles | 2018/04/18 10:30 | Singh, Karunuday v Jelle Sels | 4-6,4-6 |
| Nigeria F1, Singles | 2018/04/16 09:00 | Jakub Paul v Singh, Karunuday | 4-6,3-6 |
| ITF India F4 | 2018/03/20 05:00 | Singh, Karunuday v Manish Sureshkumar | 4-6,2-6 |
| ITF India F3 | 2018/03/15 04:00 | Singh, Karunuday v Nam Hoang Ly | 1-6,1-6 |
| ITF India F3 | 2018/03/14 05:55 | Singh, Karunuday v Malik, Vijayant | 6-2,6-1 |