Stadium: Court 4 Round: 25 Ground: Hardcourt indoor
| ITF - Vejle M15 | 2023/07/27 11:00 | Sebastian Eriksson v Elmer Moller | 2-6,6-4,2-6 |
| ITF - Vejle M15 | 2023/07/25 10:25 | Oskar Brostrom Poulsen v Sebastian Eriksson | 6-2,3-6,4-6 |
| ITF - Kalmar M15 | 2023/05/18 12:20 | Sebastian Eriksson v Lucas Catarina | 1-6,1-6 |
| ITF - Kalmar M15 | 2023/05/17 14:25 | Kevin Edengren v Sebastian Eriksson | 4-6,6-4,4-6 |
| ITF - Varnamo M25 | 2023/05/10 08:10 | Leo Borg v Sebastian Eriksson | 6-2,7-5 |
| ITF - Varnamo M25 | 2023/05/09 08:15 | Adam Heinonen v Sebastian Eriksson | 6-4,2-6,7-10 |
| ITF - Varnamo M25 | 2023/05/08 09:40 | Sebastian Eriksson v Linus Videhult | 6-0,6-3 |
| ITF - Danderyd M15 | 2022/09/20 12:20 | Sebastian Eriksson v Adrian Oetzbach | 4-6,4-6 |
| Challenger Szczecin | 2023/09/10 09:45 | Steven Diez v Szymon Kielan | 6-1,7-5 |
| ITF - Koszalin M15 | 2023/09/07 13:25 | Patrick Zahraj v Szymon Kielan | 7-6,6-3 |
| ITF - Koszalin M15 | 2023/09/06 12:00 | Alan Bojarski v Szymon Kielan | 7-6,2-6,5-7 |
| ITF - Szczawno M15 | 2023/08/30 14:10 | Valerio Perruzza v Szymon Kielan | 6-1,6-1 |
| Challenger Praga | 2023/08/20 09:40 | Michael Vrbensky v Szymon Kielan | 6-2,6-4 |
| Challenger Grodzisk Mazowiecki | 2023/08/13 13:20 | Szymon Kielan v Alex Knaff | 3-6,0-6 |
| ITF - Łódź M25 | 2023/08/09 17:15 | Szymon Kielan v Patrick Kaukovalta | 6-7,4-6 |
| ITF - Novi Sad M15 | 2023/08/02 13:50 | Szymon Kielan v Stefan Popovic | 2-6,1-6 |