Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Johannesburg Qual | 2021/09/19 07:00 | Jacob Pieter Lubbe v Simon, Sahar | 1-6,0-6 |
| ITF M25 Johannesburg | 2021/09/12 09:00 | Jacob Pieter Lubbe v Daniil Savelev | 2-6,3-6 |
| 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 - M15 Monastir | 2021/05/24 08:00 | Badenhorst, Devin v Jacob Brumm | 3-6,3-6 |
| Challenger Potchefstroom | 2021/02/07 14:05 | Badenhorst, Devin v Jack Draper | 1-6,1-6 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/04 08:00 | Badenhorst, Devin v Kalenichenko, Danylo | 3-6,2-6 |