Stadium: Court 2 Round: 54 Ground: Clay
| ITF M25 - Risskov/Århus | 2023/06/11 09:25 | Patric Prinoth v Jan Simonsson | 7-6,4-6,10-12 |
| ITF M15 - Kalmar | 2023/05/16 12:00 | Jan Simonsson v Saba George Nanobashvili | 1-6,3-6 |
| ITF M15 - Kalmar | 2023/05/15 11:10 | Kenzo K Larsson v Jan Simonsson | 2-6,3-6 |
| ITF M25 - Värnamo | 2023/05/09 10:15 | Jan Simonsson v Erik Grevelius | 4-6,2-6 |
| ITF M25 - Värnamo | 2023/05/08 08:15 | Arslanbek Temirhanov v Jan Simonsson | 3-6,7-6,10-12 |
| ITF M15 - Parnu | 2022/10/24 06:30 | Liam Gavrielides v Jan Simonsson | 7-5,6-2 |
| ITF M25 - Falun | 2022/09/26 12:00 | Dan Added v Jan Simonsson | 6-2,6-3 |
| ITF M15 - Danderyd | 2022/09/19 08:00 | Jan Simonsson v Robin Thour | 3-6,6-0,4-10 |
| ITF M25 - Risskov/Århus | 2023/06/11 09:25 | Samuel Veikkolainen Jansson v Stepan Pecak | 3-6,2-6 |
| ITF M25 - Jablonec Nad Nisou | 2023/05/28 09:00 | Jiri Krouzek v Stepan Pecak | 1-6,7-5,10-5 |
| ITF M25 - Most | 2023/05/23 08:00 | Robert Rumler v Stepan Pecak | 6-1,6-3 |
| ITF M25 - Most | 2023/05/22 09:00 | Shu Matsuoka v Stepan Pecak | 4-6,6-7 |
| ITF M25 - Most | 2023/05/21 09:00 | Stepan Pecak v Andrin Casanova | 6-1,6-4 |
| ITF M25 - Prag | 2023/05/15 11:00 | Illya Beloborodko v Stepan Pecak | 6-2,7-6 |
| ITF M15 - Osijek | 2023/04/30 11:00 | Stepan Pecak v Lucio Carnevalle | 2-6,2-6 |
| ITF M25 - Trnava | 2023/03/27 10:30 | Stepan Pecak v Adam Jurajda | 7-6,2-6,9-11 |