Estadio: Court 3 Round: 54 Ground: Clay
| ITF M15 Tabarka | 2019/04/15 08:00 | Marek Semjan v Vincentiu A Niculescu | 6-2,6-3 |
| 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 Monastir | 2019/02/25 12:00 | Boris Fassbender v Vasko Mladenov | 2-6,5-7 |
| ITF M15 Monastir | 2019/02/25 08:00 | Mikhail Korovin v Boris Fassbender | 3-6,4-6 |
| ITF M15 Monastir | 2019/01/22 12:25 | Boris Fassbender v Jonathan Gray | 5-7,4-6 |
| ITF M15 Monastir | 2019/01/16 09:45 | Boris Fassbender v Altug Celikbilek | 4-6,3-6 |
| ITF M15 Monastir | 2019/01/14 12:30 | Aaron Schmid v Boris Fassbender | 4-6,4-6 |
| ITF M15 Monastir | 2019/01/14 08:00 | Taha Kapadia v Boris Fassbender | 1-6,0-6 |
| ITF Túnez F41 | 2018/11/19 10:30 | Ronan Joncour v Boris Fassbender | 6-3,4-6,6-2 |
| ITF Túnez F41 | 2018/11/18 09:00 | Guillaume Mackenzie v Boris Fassbender | 4-6,5-7 |