Stadium: Court 1 Round: 25 Ground: Clay
| ITF - Varnamo M25 | 2024/05/07 09:55 | Ruben Hartig v Eldin Nokic | 6-1,6-3 |
| ITF - Meerbusch M15 | 2024/04/24 14:25 | Ruben Hartig v Liam Gavrielides | 1-6,6-4,2-6 |
| ITF - Meerbusch M15 | 2024/04/23 09:00 | Julius Seifert v Ruben Hartig | 6-4,6-3 |
| ITF - Meerbusch M15 | 2024/04/22 15:45 | Daniel Leong Prickett v Ruben Hartig | 1-6,6-4,9-11 |
| ITF - Hammamet M25 | 2024/04/15 08:30 | Ruben Hartig v Jeffrey Hsu | 0-6,6-7 |
| ITF - Rovinj M15 | 2024/03/11 08:30 | Ruben Hartig v Lorenzo Vatteroni | 1-6,0-6 |
| ITF - Porec M15 | 2024/03/03 10:00 | Stepan Baum v Ruben Hartig | 6-1,1-6,12-10 |
| ITF - Hammamet M25 | 2024/02/12 08:30 | Daniel Bagnolini v Ruben Hartig | 6-3,6-0 |
| ITF - Split M15 | 2024/04/24 13:00 | Josip Simundza v Adam Heinonen | 7-6,6-1 |
| ITF - Dubrovnik M15 | 2024/04/17 12:40 | Filippo Speziali v Adam Heinonen | 6-7,6-4,6-3 |
| ITF - Dubrovnik M15 | 2024/04/15 13:45 | Adam Heinonen v Luka Vuglar | 6-1,6-1 |
| ITF - Dubrovnik M15 | 2024/04/15 08:00 | Adam Heinonen v Niccolo Ciavarella | 6-1,6-3 |
| ITF - Heraklion M15 | 2024/03/21 10:05 | Adam Heinonen v Ioannis Xilas | 3-6,3-6 |
| ITF - Heraklion M15 | 2024/03/20 12:00 | Henrik Wiersholm v Adam Heinonen | 3-6,7-6,2-6 |
| ITF - Heraklion M15 | 2024/03/19 08:00 | Adam Heinonen v Dimitris Sakellaridis | 6-3,6-1 |
| ITF - Heraklion M15 | 2024/03/18 08:00 | Adam Heinonen v Mark Neyelov | 6-3,6-2 |