Stadium: Court 3 Round: 44 Ground: Clay
| ITF M15 Las Palmas | 2021/04/25 10:00 | George Loffhagen v Tomas Q Perez | 6-2,6-1 |
| ITF M15 Sharm El Sheikh | 2021/03/31 12:00 | George Loffhagen v Hanwen Li | 6-3,6-1 |
| ITF M15 Sharm El Sheikh | 2021/03/30 07:30 | George Loffhagen v Arvid Nordquist | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/29 07:30 | George Loffhagen v Omer Yeshaya | 6-3,6-2 |
| ITF M15 Sharm El Sheikh | 2021/03/28 09:30 | George Loffhagen v Ioannis Xilas | 6-1,6-3 |
| ITF M15 Poitiers | 2021/03/21 09:30 | George Loffhagen v Lucas Poullain | 2-6,6-2,2-6 |
| ITF M15 Poitiers | 2021/03/19 11:00 | George Loffhagen v Kenny de Schepper | 6-4,6-4 |
| ITF M15 Poitiers | 2021/03/18 11:10 | George Loffhagen v Benjamin Pietri | 6-2,6-4 |
| ITF M25 Prague | 2021/05/10 08:00 | Jan Satral v Ondrej Horak | 6-1,6-2 |
| ITF M25 Prague | 2021/05/09 10:00 | Ondrej Horak v Jan Jermar | 7-6,6-3 |
| ITF M15 Sibenik | 2021/04/20 08:00 | Alen Rogic-Hadzalic v Ondrej Horak | 6-1,6-4 |
| ITF M15 Sibenik | 2021/04/19 12:15 | Ondrej Horak v Boris Butulija | 6-2,7-6 |
| ITF M15 Sharm El Sheikh | 2021/03/24 11:20 | Ondrej Horak v Paul Jubb | 2-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/03/15 07:30 | Niels Visker v Ondrej Horak | 6-7,7-6,13-11 |