Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Sibiu | 2021/09/27 07:00 | Oleg Prihodko v Yan Bondarevskiy | 6-7,4-6 |
| Challenger Sibiu | 2021/09/26 07:30 | Uladzimir Ignatik v Oleg Prihodko | 3-6,3-6 |
| ITF M15 Vyshkovo | 2021/09/24 12:10 | Ivan Nedelko v Oleg Prihodko | 6-1,1-6,6-2 |
| ITF M15 Vyshkovo | 2021/09/23 10:00 | Ilya Snitari v Oleg Prihodko | 7-5,3-6,1-6 |
| ITF M15 Vyshkovo | 2021/09/21 09:35 | Illya Maksymchuk v Oleg Prihodko | 2-6,5-7 |
| ITF M15 Zlatibor | 2021/09/17 08:00 | Fabian Marozsan v Oleg Prihodko | 6-2,2-6,6-1 |
| ITF M15 Zlatibor | 2021/09/16 08:00 | Domagoj Biljesko v Oleg Prihodko | 2-6,3-6 |
| ITF M15 Zlatibor | 2021/09/15 11:05 | Michal Novansky v Oleg Prihodko | 3-6,4-6 |
| ITF M15 Cancun | 2021/10/09 18:30 | Jaimee Floyd Angele v Alfredo Perez | 7-6,6-7,7-6 |
| ITF M15 Cancun | 2021/10/07 15:00 | Alfredo Perez v Dali Blanch | 6-3,7-6 |
| ITF M15 Cancun | 2021/10/06 18:45 | Alfredo Perez v Alfredo Casso | 6-1,6-1 |
| ITF M15 Cancun | 2021/09/30 17:50 | Alfredo Perez v Wishaya Trongcharoenchaikul | 6-2,6-3 |
| ITF M15 Cancun | 2021/09/29 17:35 | Alfredo Perez v Colin Markes | 6-2,7-5 |
| UTR Pro Tennis Series California | 2021/08/28 18:00 | Alfredo Perez v Tristan Boyer | 6-3,2-6,5-7 |
| UTR Pro Tennis Series California | 2021/08/27 15:00 | Alfredo Perez v Timothy Sah | 6-3,6-2 |
| UTR Pro Tennis Series California | 2021/08/24 20:00 | Colin Markes v Alfredo Perez | 3-6,5-6 |