Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Pretoria | 2021/09/28 07:00 | Neil Oberleitner v Badenhorst, Devin | 6-4,4-6,7-10 |
| ITF M25 Pretoria | 2021/09/27 08:50 | Scott, Andreas v Badenhorst, Devin | 0-6,6-4,9-11 |
| ITF M25 Pretoria | 2021/09/26 07:00 | Jacob Pieter Lubbe v Badenhorst, Devin | 2-6,4-6 |
| ITF M25 Johannesburg | 2021/09/22 09:00 | Badenhorst, Devin v Beale, Jeremy | 3-6,4-6 |
| ITF - M15 Monastir | 2021/06/13 11:30 | Badenhorst, Devin v Terence Atmane | 1-6,3-6 |
| ITF - M15 Monastir | 2021/06/09 11:15 | Nam, Ji Sung v Badenhorst, Devin | 6-7,6-2,7-6 |
| ITF - M15 Monastir | 2021/06/07 13:30 | Kazuma Kawachi v Badenhorst, Devin | 3-6,5-7 |
| ITF - M15 Monastir | 2021/06/07 09:00 | Badenhorst, Devin v Bruna, Esteban | 6-4,6-2 |
| ITF M25 Johannesburg | 2021/09/21 10:30 | Ribeiro Marcondes, Igor v Sibanda, Mehluli Don Ayanda | 6-1,7-5 |
| ITF M25 Johannesburg | 2021/09/14 11:20 | Vilardo, Francesco v Sibanda, Mehluli Don Ayanda | 6-4,6-3 |
| ITF M15 Castelo Branco | 2021/07/28 16:40 | Sibanda, Mehluli Don Ayanda v Robin Bertrand | 2-6,1-6 |
| ITF M25 Idanha-A-Nova | 2021/07/21 11:35 | Cozbinov, Alexander v Sibanda, Mehluli Don Ayanda | 6-3,6-0 |
| ITF M25 Idanha-A-Nova | 2021/07/14 11:50 | Sibanda, Mehluli Don Ayanda v Garrett Johns | 1-6,5-7 |
| ITF - M15 Antalya | 2021/02/28 11:00 | Sibanda, Mehluli Don Ayanda v Benedikt Henning | 2-6,1-6 |
| Challenger Potchefstroom | 2020/03/12 08:00 | Reboul, Fabien v Sibanda, Mehluli Don Ayanda | 6-4,6-2 |
| Challenger Potchefstroom | 2020/03/09 12:15 | Sibanda, Mehluli Don Ayanda v Courtney John Lock | 7-6,6-4 |