Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/09/01 09:30 | Skander Mansouri v Mwendwa Mbithi | 6-2,2-6,7-6 |
| ITF - M15 Monastir | 2021/09/02 08:00 | Skander Mansouri v Li Tu | 3-6,2-6 |
| ITF - M15 Monastir | 2021/09/01 09:30 | Skander Mansouri v Mwendwa Mbithi | 6-2,2-6,7-6 |
| Challenger Warsaw | 2021/08/22 11:15 | Skander Mansouri v Zielinski, Jan | 7-5,3-6,3-6 |
| Segovia, Spain | 2021/07/25 09:00 | Dalibor Svrcina v Skander Mansouri | 6-0,3-6,6-2 |
| Challenger Pozoblanco | 2021/07/19 17:55 | Skander Mansouri v Altug Celikbilek | 7-6,1-6,6-7 |
| Challenger Todi | 2021/07/12 16:30 | Skander Mansouri v Thiago Agustin Tirante | 3-6,2-6 |
| ITF M25 Belgrade | 2021/07/02 09:00 | Skander Mansouri v Nick Hardt | 3-6,0-6 |
| ITF M25 Belgrade | 2021/07/01 10:45 | Skander Mansouri v Martinez, Mirko | 6-2,5-7,6-2 |
| ITF - M15 Monastir | 2021/09/01 09:30 | Skander Mansouri v Mwendwa Mbithi | 6-2,2-6,7-6 |
| ITF - M15 Monastir | 2021/08/25 07:30 | Luciano Darderi v Mwendwa Mbithi | 6-4,6-1 |
| ITF - M15 Monastir | 2021/08/17 07:30 | Mwendwa Mbithi v Gabriele Bosio | 2-6,5-7 |
| ITF - M15 Monastir | 2021/08/16 07:30 | Mwendwa Mbithi v Alan F R Fierros | 6-7,6-4,10-6 |
| ITF - M15 Monastir | 2021/08/15 08:30 | Mwendwa Mbithi v Vasiliauskas, Matas | 7-5,6-3 |
| ITF - M15 Monastir | 2021/08/08 07:30 | Mwendwa Mbithi v Takuya Kumasaka | 6-2,6-7,2-10 |
| ITF M25 Weston | 2021/06/29 21:00 | Mwendwa Mbithi v Ben Shelton | 4-6,6-7 |
| ITF - M25 Pensacola | 2021/05/19 14:30 | Mwendwa Mbithi v Oliver Crawford | 5-7,4-6 |