Stadium: Center court Round: 62 Ground: Hardcourt outdoor
| ITF M25 Johannesburg | 2021/09/20 07:00 | Goldsteiner, Peter v Caripi, Vasilios | 6-0,6-1 |
| ITF M25 Johannesburg | 2021/09/19 08:40 | Goldsteiner, Peter v van Wyk, Francois | 6-0,6-2 |
| ITF M25 Johannesburg | 2021/09/15 08:00 | Goldsteiner, Peter v Simon, Sahar | 2-6,2-6 |
| ITF M15 Zilina | 2021/09/03 09:25 | Goldsteiner, Peter v Malla, Bastian | 0-6,1-6 |
| ITF M15 Zilina | 2021/09/02 08:00 | Goldsteiner, Peter v Lukas H Lilleengen | 6-7,6-0,6-2 |
| ITF M15 Zilina | 2021/09/01 12:25 | Gonzalo Villanueva v Goldsteiner, Peter | 4-6,3-6 |
| ITF M15 Parnu | 2021/08/05 07:00 | Goldsteiner, Peter v Roncalli, Simone | 5-7,0-6 |
| ITF M15 Parnu | 2021/08/04 07:00 | Goldsteiner, Peter v Mandma, Alexander Georg | 7-5,6-0 |
| ITF M25 Johannesburg | 2021/09/20 07:00 | Gabay, Shahar v Arends, Robbie | 0-6,0-6 |
| ITF M25 Johannesburg Qual | 2021/09/19 08:10 | Seely, Seth v Arends, Robbie | 4-6,2-6 |
| ITF M25 Johannesburg | 2021/09/14 09:55 | Makoto Ochi v Arends, Robbie | 6-3,6-2 |
| Challenger Potchefstroom | 2021/02/08 11:30 | Arends, Robbie v Quiroz, Roberto | 2-6,2-6 |
| Challenger Potchefstroom | 2020/03/09 10:45 | Arends, Robbie v Alec Beckley | 3-6,5-7 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/05 07:30 | Benjamin Bonzi v Arends, Robbie | 6-2,6-1 |
| Afrique du Sud F2, Qualifications Simples | 2018/11/25 13:00 | Butts, Skyler v Arends, Robbie | 7-6,2-6,7-5 |
| Afrique du Sud F2, Qualifications Simples | 2018/11/24 07:00 | Arends, Robbie v Roselt, Rayne | 6-1,6-0 |