Stadium: Court 3 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Porec | 2020/03/11 10:40 | Pawel Juszczak v Colin Sinclair | 6-2,6-4 |
| ITF M25 Naples | 2020/02/12 18:45 | Alejandro Gonzalez v Colin Sinclair | 3-6,6-4,6-1 |
| ITF M25 Naples | 2020/02/12 16:30 | Alejandro Gonzalez v Colin Sinclair | 3-6,6-4,5-1 |
| ITF M25 Naples | 2020/02/11 15:00 | Colin Sinclair v Emilio Nava | 7-6,7-6 |
| ITF M25 Naples | 2020/02/10 15:30 | Colin Sinclair v Daniel Vrba | 6-3,6-3 |
| ITF M25 Naples | 2020/02/09 15:00 | Colin Sinclair v Rowland Phillips | 6-2,4-6,10-4 |
| ITF M25 Palm Coast | 2020/02/04 15:00 | Colin Sinclair v Justin Butsch | 4-6,7-5,5-10 |
| ITF M25 Palm Coast | 2020/02/03 15:00 | Colin Sinclair v A.J Catanzariti | 6-4,6-3 |