| Challenger Potchefstroom – MP | 2021/02/20 08:00 | Klaasen/Roelofse v Cagnina/Kolar | 6-4,6-4 |
| Challenger Potchefstroom – MP | 2021/02/18 11:50 | Klaasen/Roelofse v Gabashvili/Vervoort | 6-3,4-6,12-10 |
| Challenger Potchefstroom – MP | 2021/02/17 12:50 | Klaasen/Roelofse v Kopriva/Safranek | 7-6,4-6,10-4 |
| Challenger Potchefstroom – MP | 2021/02/12 13:55 | Klaasen/Roelofse v Polansky/Schnur | 3-6,4-6 |
| Challenger Potchefstroom – MP | 2021/02/11 11:30 | Klaasen/Roelofse v Cagnina/Kuhn | 6-1,7-5 |
| Challenger Potchefstroom – MP | 2021/02/10 11:30 | Klaasen/Roelofse v Caripi/Hunter | 6-3,6-2 |
| Davise karikas | 2020/03/07 12:00 | Basic/Brkic v Klaasen/Roelofse | 7-6,6-3 |
| ATP Cup – MP | 2020/01/08 13:05 | Mahut/Roger-Vasselin v Klaasen/Roelofse | 3-6,4-6 |
| Davise karikas | 2021/09/19 14:45 | Harris/Klaasen v Badra/Martinez | 6-2,6-4 |