| ITF M15 Doha | 2021/10/20 12:30 | Simon Freund v Christoffer Solberg | 6-3,6-4 |
| ITF M15 Doha | 2021/10/11 15:50 | Christoffer Solberg v Garv Bahl | 2-6,2-6 |
| ITF M25 Falun | 2021/09/26 08:00 | Jonathan Stenberg v Christoffer Solberg | 6-0,6-2 |
| ITF M25 Jonkoping | 2021/09/20 07:30 | Christoffer Solberg v Elmer Moller | 6-7,1-6 |
| ITF M15 Parnu | 2021/08/03 07:00 | Christoffer Solberg v Petro Orlando Fellin | 3-6,4-6 |
| ITF M15 Vejle | 2021/07/25 11:00 | Christoffer Solberg v Valdemar Frederik Pape | 2-6,2-6 |
| ITF M15 Doboj | 2021/07/13 11:30 | Frane Nincevic v Christoffer Solberg | 6-2,7-6 |
| ITF M15 Sofia | 2021/07/05 08:00 | Christoffer Solberg v Ivan Mikhaylyuk | 1-6,3-6 |
| Challenger Roanne | 2021/11/09 12:05 | Mathias Bourgue v Vladyslav Orlov | 6-3,6-2 |
| Challenger Roanne | 2021/11/08 12:25 | Gabriel Debru v Vladyslav Orlov | 6-3,6-4 |
| Challenger Roanne | 2021/11/07 14:15 | Vladyslav Orlov v Thomaz Bellucci | 6-4,6-2 |
| Challenger Tenerife | 2021/11/02 15:55 | Joao Sousa v Vladyslav Orlov | 5-7,6-3,7-6 |
| Challenger Tenerife | 2021/11/01 10:00 | Alexis Gautier v Vladyslav Orlov | 5-7,0-6 |
| Challenger Tenerife | 2021/10/31 12:55 | Vladyslav Orlov v Georgii Kravchenko | 7-6,6-2 |
| ITF M25 Portimao | 2021/10/29 09:30 | Vladyslav Orlov v Maximilian Neuchrist | 3-6,3-6 |
| ITF M25 Portimao | 2021/10/28 11:35 | Vladyslav Orlov v Goncalo Falcao | 6-3,6-3 |