Stadium: Court 1 Round: 27 Ground: Carpet indoor
| ITF Germany F16 | 2018/10/24 10:00 | Dubrivnyy, Artem v Seifert, Stefan | 6-2,5-7,1-6 |
| ITF Germany F16 | 2018/10/23 13:00 | Seifert, Stefan v Willems, Johann | 4-6,6-3,6-2 |
| ITF Germany F15 | 2018/10/12 15:45 | Seifert, Stefan v Vadym Ursu | 3-6,1-6 |
| ITF Germany F15 | 2018/10/11 15:25 | Seifert, Stefan v Karlo Cubelic | 6-4,6-7,6-2 |
| ITF Germany F15 | 2018/10/10 16:45 | Seifert, Stefan v Galus, Piotr | 6-1,6-2 |
| ITF Germany F11 | 2018/08/07 09:00 | Schmitz, Constantin v Seifert, Stefan | 7-5,2-6,6-2 |
| ITF Ireland F1 | 2018/08/04 12:45 | Seifert, Stefan v Ryan James Storrie | 3-6,7-6,3-6 |
| ITF Ireland F1 | 2018/08/03 13:15 | Botezan, George v Seifert, Stefan | 5-7,0-6 |
| ITF Germany F16 | 2018/10/24 12:40 | Jonas Trinker v Tyurnev, Evgeny | 0-6,1-6 |
| ITF Germany F16 | 2018/10/23 13:10 | Guenther, Valentin v Tyurnev, Evgeny | 2-6,2-6 |
| St. Petersburg, Russia | 2018/09/17 09:35 | Ilya Ivashka v Tyurnev, Evgeny | 7-6,7-6 |
| St. Petersburg, Russia | 2018/09/16 13:50 | Tyurnev, Evgeny v Robert, Stephane | 6-3,6-4 |
| ITF Romania F13 | 2018/09/13 10:40 | Tyurnev, Evgeny v Oleksii Krutykh | 5-7,3-6 |
| ITF Romania F13 | 2018/09/12 09:00 | Tyurnev, Evgeny v Lima-Perez, Jeremias | 6-3,6-3 |
| ITF Russia F8 | 2018/09/01 08:00 | Kravchuk, Konstantin v Tyurnev, Evgeny | 1-6,1-6 |
| ITF Russia F8 | 2018/08/31 08:00 | Danilov, Savriyan v Tyurnev, Evgeny | 2-6,6-3,1-6 |