Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Hamburg | 2020/10/18 12:30 | Benito Sanchez Martinez v Colin Sinclair | 6-2,6-1 |
| 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 M15 Monastir | 2020/10/26 08:30 | Taiyo Yamanaka v Patrick Zahraj | 6-3,6-4 |
| ITF M15 Monastir | 2020/10/25 09:00 | Taiyo Yamanaka v Piotr Galus | 6-3,6-2 |
| ITF M15 Monastir | 2020/10/18 10:30 | Perry Gregg v Taiyo Yamanaka | 6-2,7-5 |
| ITF M15 Setubal | 2020/10/05 12:00 | Andrea Basso v Taiyo Yamanaka | 6-4,4-6,10-3 |
| ITF M15 Setubal | 2020/10/04 10:00 | Taiyo Yamanaka v Illia Stoliar | 7-6,7-6 |
| ITF M25 Porto | 2020/09/28 10:30 | Taiyo Yamanaka v Giovanni Fonio | 4-6,7-6,8-10 |
| ITF M25 Porto | 2020/09/27 10:00 | Taiyo Yamanaka v Hugo Maia | 6-2,7-5 |
| ITF M15 Melilla | 2020/09/21 10:30 | Taiyo Yamanaka v Gianmarco Ferrari | 1-6,6-2,8-10 |