Stadium: Court 12 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Doha | 2021/10/11 13:30 | Karlo Cubelic v Nico Hornitschek | 7-5,4-6,6-10 |
| ITF M15 Doha Qual | 2021/10/10 13:55 | Danylo Semenov v Nico Hornitschek | 2-6,4-6 |
| ITF M15 Doha | 2021/10/07 15:25 | Nico Hornitschek v Aleksandre Bakshi | 2-6,4-6 |
| ITF M15 Doha | 2021/10/06 12:30 | Nico Hornitschek v Felipe Mikkelsen | 4-6,6-3,6-2 |
| ITF M15 Doha | 2021/10/04 12:00 | Dheeraj Kodancha Srinivasan v Nico Hornitschek | 6-7,1-6 |
| ITF M15 Doha | 2021/10/03 12:00 | Radu F Macovei v Nico Hornitschek | 3-6,0-6 |
| ITF M15 Vyshkovo | 2021/09/23 08:30 | Nico Hornitschek v Gergely Madarasz | 4-6,6-2,1-6 |
| ITF M15 Vyshkovo | 2021/09/21 07:00 | Mykhailo Mossur v Nico Hornitschek | 2-6,3-6 |
| ITF M15 Doha | 2021/10/11 13:30 | Chinmaya Dev Chauhan v Preston Brown | 2-6,3-6 |
| ITF M15 Doha | 2021/10/05 12:00 | Iiro Vasa v Preston Brown | 7-5,3-6,6-3 |
| ITF M25 Pretoria | 2021/09/26 08:50 | Preston Brown v Luc Koenig | 7-5,2-6,5-10 |
| ITF M25 Johannesburg | 2021/09/21 07:00 | Menelaos Efstathiou v Preston Brown | 6-2,6-2 |
| ITF M25 Johannesburg | 2021/09/20 07:00 | Guelord Kayombo v Preston Brown | 1-6,2-6 |
| ITF M25 Johannesburg Qual | 2021/09/19 12:00 | Adi Dagan v Preston Brown | 0-6,5-7 |
| ITF M25 Johannesburg | 2021/09/13 09:40 | Preston Brown v Omer Yeshaya | 6-1,6-7,3-10 |
| ITF M25 Johannesburg | 2021/09/12 10:35 | Preston Brown v Logan Stoltz | 6-1,6-1 |