Stadium: Court 1 Round: 62 Ground: Clay
| ITF M15 Umag | 2024/07/10 08:00 | Ondrej Horak v Edward Winter | 1-6,6-7 |
| ITF M15 Umag | 2024/07/09 07:55 | Ondrej Horak v Jakub Kroslak | 6-2,2-6,10-4 |
| ITF M15 Umag | 2024/07/08 11:35 | Ondrej Horak v Radim Paral | 6-1,6-0 |
| ITF M15 Nyiregyhaza | 2024/06/16 10:00 | Edoardo Cherie Ligniere v Ondrej Horak | 6-0,6-2 |
| ITF M15 Nyiregyhaza | 2024/06/12 07:00 | Andriy Poritskyy v Ondrej Horak | 7-5,6-4 |
| Czech Republic Extraliga | 2023/12/15 10:00 | Jakub Mensik v Ondrej Horak | 6-4,6-3 |
| ITF M15 Santo Domingo | 2023/11/15 14:30 | Marcel Kamrowski v Ondrej Horak | 6-4,6-2 |
| ITF M15 Santo Domingo | 2023/11/14 12:55 | Ondrej Horak v Paul Spencer | 6-1,6-2 |
| ITF M15 Umag | 2024/07/07 11:00 | Yannick Penkner v Csongor Hejjas | 3-6,4-6 |
| ITF M15 Vrhnika | 2024/05/27 10:00 | Yannick Penkner v Alberto Morolli | 4-6,1-6 |
| ITF M15 Celje | 2024/05/19 13:00 | Paul Werren v Yannick Penkner | 6-3,6-4 |
| ITF M15 Split | 2024/04/21 07:00 | Domagoj Biljesko v Yannick Penkner | 6-4,6-0 |
| ITF M15 Telde | 2024/04/14 08:00 | Alejandro M Kretzer v Yannick Penkner | 6-4,6-2 |
| ITF M15 Telde | 2024/04/07 08:00 | Yannick Penkner v Thomas Faurel | 1-6,1-6 |
| ITF M15 Opatija | 2024/03/17 12:00 | Yannick Penkner v Marcell Bartakovics | 5-7,3-6 |
| ITF M15 Rovinj | 2024/03/11 08:30 | Jan Dimitrijevic v Yannick Penkner | 6-4,4-6,10-5 |