Stadium: Court 8 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2019/08/20 18:10 | Colin Sinclair v Kalman Boyd | 6-1,7-6 |
| Challenger Vancouver | 2019/08/14 01:30 | Colin Sinclair v Vasek Pospisil | 4-6,7-5,2-6 |
| Challenger Lexington | 2019/07/29 23:00 | John McNally v Colin Sinclair | 7-6,3-6,6-1 |
| ITF M15 Alkmaar | 2019/06/28 11:00 | Niels Lootsma v Colin Sinclair | 6-1,6-1 |
| ITF M15 Alkmaar | 2019/06/27 12:25 | Luca Gelhardt v Colin Sinclair | 6-7,3-6 |
| ITF M15 Alkmaar | 2019/06/26 09:25 | Charles Broom v Colin Sinclair | 3-6,6-4,1-6 |
| ITF M25 Huelva | 2019/06/13 10:00 | Juan Pablo Varillas v Colin Sinclair | 6-0,6-4 |
| ITF M25 Huelva | 2019/06/11 18:00 | Nicolas Alvarez Varona v Colin Sinclair | 7-6,4-6,2-6 |
| ITF M15 Cancun | 2019/08/19 20:00 | Hillel Rousseau v Sebastian Murillo | 7-6,5-7,5-10 |
| ITF M15 Cancun | 2019/08/19 14:30 | Zakai Stone v Sebastian Murillo | 1-6,0-6 |
| ITF M15 Cancun | 2019/08/14 17:25 | Ronan Joncour v Sebastian Murillo | 6-3,6-2 |
| ITF M15 Cancun | 2019/08/12 19:00 | Sebastian Murillo v Alejandro Valencia | 6-7,6-0,5-10 |
| ITF M15 Cancun | 2019/07/08 18:30 | Eric Hadigian v Sebastian Murillo | 6-2,6-2 |
| ITF M15 Cancun | 2019/07/01 14:30 | Anas Abdelouahid v Sebastian Murillo | 6-4,7-6 |
| ITF M15 Cancun | 2019/06/26 13:30 | Kevin Major v Sebastian Murillo | 6-1,6-2 |
| ITF M15 Cancun | 2019/06/24 17:00 | Ricardo F R Estrada v Sebastian Murillo | 5-7,1-6 |