Stadium: Court 4 Round: 26 Ground: Clay
| Challenger Tenerife | 2021/10/31 10:30 | Daniel Michalski v Elliot Benchetrit | 6-4,1-6,2-6 |
| ITF M15 Antalya | 2021/10/24 06:55 | Nicholas David Ionel v Daniel Michalski | 3-6,4-6 |
| ITF M15 Antalya | 2021/10/23 06:55 | Juan Pablo Paz v Daniel Michalski | 3-6,2-6 |
| ITF M15 Antalya | 2021/10/22 07:00 | Gergely Madarasz v Daniel Michalski | 4-6,4-6 |
| ITF M15 Antalya | 2021/10/21 10:10 | Andrey Chepelev v Daniel Michalski | 2-6,2-6 |
| ITF M15 Antalya | 2021/10/20 09:05 | Antonin Bolardt v Daniel Michalski | 3-6,2-6 |
| ITF M15 Antalya | 2021/10/15 07:00 | Daniel Michalski v Savva Polukhin | 5-7,6-4,4-6 |
| ITF M15 Antalya | 2021/10/12 08:40 | Daniel Michalski v Santiago De La Fuente | 6-1,6-1 |
| UTR Pro Tennis Series Brasov | 2021/10/31 08:00 | Vlad Andrei Dancu v Ilya Snitari | 7-5,1-6,4-5 |
| UTR Pro Tennis Series Brasov | 2021/10/30 06:30 | Edris Fetisleam v Ilya Snitari | 5-7,1-5 |
| UTR Pro Tennis Series Brasov | 2021/10/29 07:00 | Samuil Konov v Ilya Snitari | 0-6,5-7 |
| UTR Pro Tennis Series Brasov | 2021/10/28 10:00 | Bogdan Borza v Ilya Snitari | 4-6,3-5 |
| UTR Pro Tennis Series Brasov | 2021/10/26 07:00 | Simon A Ivanov v Ilya Snitari | 5-7,3-6 |
| UTR Pro Tennis Series Brasov | 2021/10/25 08:30 | Ilya Snitari v Artem Podorozhnyi | 6-2,6-1 |
| ITF M15 Sozopol | 2021/10/13 16:20 | Nicholas David Ionel v Ilya Snitari | 7-6,6-3 |
| ITF M15 Sozopol | 2021/10/11 09:00 | Ilya Snitari v David Tomic | 6-0,6-1 |