| ITF M15 Champaign | 2019/09/12 17:30 | Tom Fawcett v Kareem Allaf | 0-6,6-4,6-3 |
| ITF M15 Champaign | 2019/09/11 16:00 | Kareem Allaf v Alex Blumenberg | 7-6,4-6,6-3 |
| ITF M15 Champaign | 2019/09/09 17:00 | Kareem Allaf v A.trice Pickens | 6-2,6-1 |
| ITF M25 Decatur | 2019/07/31 17:35 | Aron Hiltzik v Kareem Allaf | 5-7,6-2,6-1 |
| ITF M25 Decatur | 2019/07/30 15:00 | Kareem Allaf v Jason Kros | 6-3,6-4 |
| ITF M25 Champaign | 2019/07/25 17:00 | Keenan Mayo v Kareem Allaf | 7-5,6-7,7-5 |
| ITF M25 Champaign | 2019/07/24 21:05 | Kareem Allaf v McClain Kessler | 6-4,6-2 |
| ITF M25 Champaign | 2019/07/23 15:00 | Kareem Allaf v Gui Gomes | 6-3,6-2 |
| UTR Pro Tennis Series Portoroz | 2021/08/21 09:30 | Oleksandr Bielinskyi v Colin Sinclair | 3-6,3-4 |
| UTR Pro Tennis Series Portoroz | 2021/08/20 11:00 | Colin Sinclair v Tilen Zitnik | 6-3,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/19 15:30 | Colin Sinclair v Aleksa Pisaric | 6-3,5-2 |
| UTR Pro Tennis Series Portoroz | 2021/08/18 12:30 | Yanais Laurent v Colin Sinclair | 5-7,5-7 |
| UTR Pro Tennis Series Portoroz | 2021/08/17 11:00 | Jan Vehovec v Colin Sinclair | 2-6,1-5 |
| ITF M15 Sofia | 2021/07/06 09:50 | Colin Sinclair v Dragos Nicolae Madaras | 3-6,2-6 |
| ITF M25 Belgrade | 2021/06/30 07:00 | Colin Sinclair v Edoardo Eremin | 2-6,1-6 |
| UTR Pro Tennis Series Bucharest | 2021/05/23 07:00 | Nicolae Frunza v Colin Sinclair | 5-6 |