Stadium: Court 2 Round: 44 Ground: Clay
| ITF - M15 Sharm El Sheikh | 2019/11/18 08:00 | Lahky, Nikolas v Boerma, Pelle | 3-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2019/11/17 08:00 | Lahky, Nikolas v Nicolo Toffanin | 6-3,6-0 |
| ITF - M15 Sharm El Sheikh | 2019/11/11 10:00 | Lahky, Nikolas v Yuichiro Inui | 6-7,4-6 |
| ITF - M15 Sharm El Sheikh | 2019/11/10 12:00 | Lahky, Nikolas v Cizelj-Zivkovic, Stefan | 6-1,6-4 |
| ITF M15 Opava | 2019/10/29 14:10 | Lahky, Nikolas v Lucas Catarina | 2-6,1-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/10/06 11:00 | Vinas, Ignacio v Lahky, Nikolas | 6-3,7-5 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/10/02 08:30 | Lahky, Nikolas v Dijkhuizen, Marc | 3-6,5-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/30 08:30 | Lahky, Nikolas v Pereira, Miguel Fernando | 2-6,6-4,10-2 |
| Polish National Tour | 2020/07/16 13:05 | Terczynski, Mateusz v Kamil Majchrzak | 1-6,1-6 |
| Polish National Tour | 2020/07/07 10:30 | Terczynski, Mateusz v Maciej Rajski | 0-6,0-6 |
| Marbello Cup Exhibition Series | 2020/06/05 07:00 | Terczynski, Mateusz v Dembek, Michal | 0-6,1-6 |
| Marbello Cup Exhibition Series | 2020/06/04 10:35 | Terczynski, Mateusz v Dembek, Michal | 2-6,0-6 |
| Marbello Cup Exhibition Series | 2020/06/03 16:10 | Terczynski, Mateusz v Kolasinski, Filip | 2-6,6-7 |
| Marbello Cup Exhibition Series | 2020/06/03 07:00 | Daniel Michalski v Terczynski, Mateusz | 6-0,3-6,10-6 |
| Marbello Cup Exhibition Series | 2020/06/02 15:15 | Maciej Rajski v Terczynski, Mateusz | 4-6,6-4,10-4 |
| Marbello Cup Exhibition Series | 2020/06/02 07:00 | Zielinski, Jan v Terczynski, Mateusz | 4-6,6-3,10-6 |