Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Johannesburg | 2021/09/24 07:55 | Alastair Gray v Montsi, Khololwam | 6-2,6-4 |
| ITF M25 Johannesburg | 2021/09/23 08:00 | Montsi, Khololwam v Kalovelonis, Markos | 6-1,6-3 |
| ITF M25 Johannesburg | 2021/09/21 10:25 | Vilardo, Francesco v Montsi, Khololwam | 4-6,5-7 |
| ITF M25 Johannesburg | 2021/09/14 11:30 | Howard-Tripp, Joshua v Montsi, Khololwam | 4-6,2-6 |
| ITF - M15 Monastir | 2021/08/05 08:50 | Mattia Bellucci v Montsi, Khololwam | 6-2,6-2 |
| ITF - M15 Monastir | 2021/08/04 16:45 | Montsi, Khololwam v Santiago Rodriguez Taverna | 7-5,7-5 |
| ITF - M15 Monastir | 2021/07/31 07:30 | Luca Potenza v Montsi, Khololwam | 7-5,6-1 |
| ITF - M15 Monastir | 2021/07/30 07:25 | Montsi, Khololwam v Matias Franco Descotte | 7-6,6-1 |
| ITF M25 Johannesburg | 2021/09/22 10:05 | Goldsteiner, Peter v Seelig, Kyle | 0-6,6-2,2-6 |
| ITF M25 Johannesburg | 2021/09/21 07:00 | Goldsteiner, Peter v Arends, Robbie | 6-1,6-1 |
| 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 |