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