| ITF M15 Antalya | 2023/04/02 07:00 | Guy Den Heijer v Niels Visker | 1-6,6-4,3-10 |
| ITF M25 Portimao | 2023/03/14 11:00 | Guy Den Heijer v Mikel Martinez | 1-6,2-6 |
| ITF M25 Portimao | 2023/03/13 15:35 | Guy Den Heijer v Miguel Pereira Lopes | 6-1,6-3 |
| ITF M25 Quinta Do Lago | 2023/03/09 17:20 | Jesper De Jong v Guy Den Heijer | 6-3,6-1 |
| ITF M25 Quinta Do Lago | 2023/03/09 13:30 | Sean Hodkin v Guy Den Heijer | 4-6,4-6 |
| ITF M25 Quinta Do Lago | 2023/03/08 16:15 | Luis Miguel Saraiva v Guy Den Heijer | 4-6,3-6 |
| ITF M25 Loule | 2023/02/26 10:00 | Timofey Stepanov v Guy Den Heijer | 6-4,6-2 |
| ITF M25 Faro | 2023/02/21 10:00 | Francois Musitelli v Guy Den Heijer | 6-7,7-6,12-10 |
| ITF M15 Champaign | 2022/09/13 15:00 | Warren Wood v Victor Sklenka | 6-2,7-6 |
| ITF M15 Champaign | 2022/09/12 19:00 | Nicolas Meister v Victor Sklenka | 4-6,5-7 |
| ITF M15 Bad Waltersdorf | 2022/08/14 09:00 | Jaka Protic Zakelj v Victor Sklenka | 6-2,3-6,10-4 |
| ITF M25 Kottingbrunn | 2022/07/25 07:30 | Jan Kupcic v Victor Sklenka | 6-4,6-0 |
| ITF M25 Kottingbrunn | 2022/07/24 07:00 | Frederic Vogeli v Victor Sklenka | 1-6,7-6,4-10 |
| ITF M25 Poprad | 2022/06/27 08:35 | Jiri Jenicek v Victor Sklenka | 6-1,2-6,10-6 |
| ITF M15 Raanana | 2022/06/21 06:30 | Ryuki Matsuda v Victor Sklenka | 6-3,6-0 |
| ITF M15 Raanana | 2022/06/20 06:30 | Adi Dagan v Victor Sklenka | 3-6,1-6 |