Stadium: Court 6 Round: 62 Ground: Clay
| ITF M25 Madrid | 2021/10/25 12:00 | Serafin Zund v Tadas Babelis | 4-6,5-7 |
| ITF M25 Madrid | 2021/10/24 09:30 | Serafin Zund v Fermin Calvo Barcelo | 6-4,6-4 |
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Andrea Picchione v Serafin Zund | 6-4,6-4 |
| ITF M15 Platja D'Aro | 2021/10/03 09:30 | Serafin Zund v Enzo Wallart | 3-6,6-1,6-10 |
| ITF M15 Monastir | 2021/03/07 10:30 | Anis Ghorbel v Serafin Zund | 6-2,6-2 |
| ITF M15 Melilla | 2020/09/22 08:00 | Juan Ignacio Alcalde v Serafin Zund | 2-6,6-2,10-6 |
| ITF M25 Plaisir | 2020/09/13 15:10 | Ugo Blanchet v Serafin Zund | 6-2,6-2 |
| ITF M15 Monastir | 2020/02/24 12:30 | Guillaume Dermiens v Serafin Zund | 7-5,6-3 |
| ITF M25 Madrid | 2021/10/26 08:00 | Jaime Caldes v Ilya Rudiukov | 6-3,6-2 |
| ITF M25 Madrid | 2021/10/25 10:30 | Ilya Rudiukov v Mikel Aranzabal | 6-0,1-6,10-6 |
| ITF M25 Madrid | 2021/10/24 09:30 | Ignacio B Alia v Ilya Rudiukov | 2-6,4-6 |
| ITF M15 Girona | 2021/10/18 08:00 | Matvey Minin v Ilya Rudiukov | 6-4,6-2 |
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Ilya Rudiukov v Mason Recci | 3-6,0-6 |
| ITF M15 Platja D'Aro | 2021/10/03 08:00 | Ilya Rudiukov v Pedro Iamachkine | 6-3,4-6,8-10 |
| ITF M15 Melilla | 2021/09/20 14:30 | Adria V. Ferrer v Ilya Rudiukov | 6-4,6-2 |
| ITF M25 Madrid | 2021/09/12 13:00 | Ilya Rudiukov v Fermin Calvo Barcelo | 5-7,3-6 |