Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Balatonalmadi | 2019/06/19 09:50 | Gabor Borsos v Marek Semjan | 6-3,6-3 |
| ITF M15 Balatonalmadi | 2019/06/18 08:00 | Joao Lucas Reis da Silva v Marek Semjan | 3-6,4-6 |
| ITF M15 Balatonalmadi | 2019/06/17 09:00 | Matthew Dellavedova v Marek Semjan | 5-7,1-6 |
| ITF M25 Gyula | 2019/05/30 08:00 | Marek Semjan v Fabrizio Ornago | 2-6,3-6 |
| ITF M25 Gyula | 2019/05/29 09:00 | Martins Rocens v Marek Semjan | 6-7,1-6 |
| ITF M15 Brcko | 2019/05/22 07:00 | Marek Semjan v Gonzalo Villanueva | 3-6,3-6 |
| ITF M15 Piestany | 2019/05/08 11:25 | Marek Semjan v Artem Dubrivnyy | 3-6,5-7 |
| ITF M15 Tabarka | 2019/04/25 09:00 | Marek Semjan v Franco Emanuel Egea | 4-6,3-6 |
| ITF M25 Pardubice | 2019/06/27 08:30 | Lenny Hampel v Manuel Guinard | 4-6,1-6 |
| ITF M25 Pardubice | 2019/06/26 10:05 | Georgii Kravchenko v Lenny Hampel | 1-6,2-6 |
| ITF M15 Balatonalmadi | 2019/06/19 14:15 | Lenny Hampel v Gergely Madarasz | 3-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/21 10:10 | Lukas Klein v Lenny Hampel | 6-1,6-2 |
| ITF M25 Jablonec Nad Nisou | 2019/05/20 08:00 | Andrej Krajcik v Lenny Hampel | 1-6,2-6 |
| ITF M25 Santa Margherita | 2019/04/30 13:30 | Riccardo Maiga v Lenny Hampel | 6-7,6-4,6-3 |
| ITF M25 Santa Margherita | 2019/04/23 16:20 | Lenny Hampel v Liam Caruana | 6-3,6-7,6-7 |
| ITF M25 Santa Margherita | 2019/04/18 12:00 | Lenny Hampel v Christian Lindell | 4-6,3-6 |