| Austrian Tennis Championship | 2020/07/07 11:05 | Nareyka, Bjorn v Sandro Kopp | 2-6,2-6 |
| ITF - M15 Héraklion | 2020/03/10 11:20 | Nareyka, Bjorn v Tanner, Gian Luca | 3-6,1-6 |
| ITF - M15 Héraklion | 2020/03/10 08:00 | Simon Beaupain v Nareyka, Bjorn | 4-6,5-7 |
| ITF - M15 Héraklion | 2020/03/08 08:30 | Stephanos Schinas v Nareyka, Bjorn | 3-6,4-6 |
| ITF - M15 Héraklion | 2020/03/01 08:30 | Del Federico, Andrea v Nareyka, Bjorn | 4-6,6-2,10-8 |
| ITF M15 Cairo | 2019/12/09 08:00 | Del Federico, Andrea v Nareyka, Bjorn | 4-6,6-1,10-4 |
| ITF M15 Cairo | 2019/12/02 10:00 | Nusdeo, Joao Marcos v Nareyka, Bjorn | 6-4,6-7,10-6 |
| ITF M15 Cairo | 2019/12/01 12:00 | Nareyka, Bjorn v El-Moslemany, Omar | 6-0,0-6,10-5 |
| Austrian Tennis Championship | 2020/07/13 10:10 | Bachmaier, Philip v Niklas Waldner | 3-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2020/02/09 10:00 | Papik, Tomas v Niklas Waldner | 6-2,6-2 |
| ITF - M15 Sharm El Sheikh | 2020/02/02 08:00 | Gueydan, Quentin v Niklas Waldner | 7-6,6-2 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/22 07:30 | Niklas Waldner v Giusca, Teodor | 6-1,5-7,4-10 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/16 09:00 | Tomas Machac v Niklas Waldner | 6-2,6-4 |
| ITF M15 Telfs | 2019/07/08 07:30 | Niklas Waldner v Uryson, Nicolas | 0-6,1-6 |
| ITF Germany F14 | 2018/09/30 11:30 | Minakov, Mikhail v Niklas Waldner | 6-4,6-2 |
| ITF Austria F6 | 2018/08/04 11:30 | Niklas Waldner v Kunz, Giordan | 1-6,3-6 |