| UTR Pro - Hilversum | 2023/06/06 06:00 | Ivan Sergeyev v Quentin Robert | 4-6,2-5 |
| UTR Pro - Hilversum | 2023/06/05 07:30 | Guy Den Heijer v Ivan Sergeyev | 0-6,2-6 |
| UTR Pro Zadar | 2023/03/29 07:30 | Ivan Sergeyev v Duje Ajdukovic | 1-6,0-1 |
| UTR Pro Zadar | 2023/03/28 07:30 | Ivan Sergeyev v Oleg Prihodko | 6-4,3-6,0-6 |
| UTR Pro Zadar | 2023/03/27 06:45 | Andre Biro v Ivan Sergeyev | 2-6,6-3,6-0 |
| ITF - M25 Palmanova | 2023/03/14 09:50 | Miguel Damas v Ivan Sergeyev | 6-1,6-3 |
| ITF - M25 Palmanova | 2023/03/13 08:00 | Jiri Cizek v Ivan Sergeyev | 0-6,2-6 |
| ITF - M25 Palmanova | 2023/03/12 12:00 | Joan Nadal Vives v Ivan Sergeyev | 3-6,4-6 |
| UTR Pro - Hilversum | 2023/06/05 11:00 | Victor Sklenka v Julian Cundom | 4-6,6-7 |
| UTR Pro - Kodaň | 2023/06/02 06:00 | Julian Cundom v Oliver Valentinsson | 4-6,6-4,4-6 |
| UTR Pro - Kodaň | 2023/06/01 08:32 | Julian Cundom v Olle S Lidholt | 6-3,6-2 |
| UTR Pro - Kodaň | 2023/05/31 09:00 | Julian Cundom v Petr Iamachkine | 2-6,3-6 |
| UTR Pro - Kodaň | 2023/05/30 07:30 | Christian Sigsgaard v Julian Cundom | 6-1,6-0 |
| UTR Pro - Kodaň | 2023/05/29 06:00 | Hans Albert Schubert v Julian Cundom | 1-6,6-4,6-2 |
| UTR Pro - Hilversum | 2023/05/05 08:27 | Jesse De Jager v Julian Cundom | 6-3,6-3 |
| UTR Pro - Hilversum | 2023/05/04 06:00 | Enzo Van Der Heijden v Julian Cundom | 6-4,4-6,7-5 |