Estadio: Court 1 Round: 45 Ground: Clay
| ITF M15 Opatija | 2019/03/25 10:20 | Marek Semjan v Michael Gloeckler | 7-6,7-6 |
| ITF M15 Doha | 2019/03/13 13:55 | Marek Semjan v Michiel de Krom | 3-6,2-6 |
| ITF M15 Doha | 2019/03/12 14:50 | George Loffhagen v Marek Semjan | 6-7,6-7 |
| ITF M15 Doha | 2019/03/11 14:00 | Marek Semjan v Keivon Tabrizi | 6-4,6-4 |
| ITF M15 Doha | 2019/03/11 10:35 | Marek Semjan v Artsiom Dabryian | 6-3,6-2 |
| ITF M15 Doha | 2019/03/08 14:55 | Marek Semjan v Marsel Ilhan | 2-6,3-6 |
| ITF M15 Doha | 2019/03/07 13:55 | Marat Deviatiarov v Marek Semjan | 7-6,3-6,4-6 |
| ITF M15 Doha | 2019/03/06 17:55 | Jiri Lehecka v Marek Semjan | 6-3,6-7,4-6 |
| ITF M15 Opatija | 2019/03/25 09:55 | Luka Mrsic v Jakob Aichhorn | 1-6,6-0,7-10 |
| ITF M15 Rovinj | 2019/03/19 10:30 | Fabian Marozsan v Jakob Aichhorn | 6-4,6-2 |
| ITF M15 Rovinj | 2019/03/18 09:00 | Yvo Panak v Jakob Aichhorn | 3-6,7-5,5-10 |
| ITF M15 Porec | 2019/03/11 10:25 | Mate Valkusz v Jakob Aichhorn | 6-2,6-4 |
| ITF M25 Trento | 2019/02/25 14:00 | Artem Dubrivnyy v Jakob Aichhorn | 7-6,6-1 |
| ITF M25 Oberentfelden | 2019/02/07 15:40 | Albano Olivetti v Jakob Aichhorn | 6-4,7-6 |
| ITF M25 Oberentfelden | 2019/02/06 12:00 | Jakob Aichhorn v Luca Castelnuovo | 6-3,3-6,6-3 |
| ITF M25 Oberentfelden | 2019/02/04 13:00 | Jack Findel-Hawkins v Jakob Aichhorn | 6-7,2-6 |