Stadium: Court 2 Round: 14 Ground: Clay
| Challenger - Toulouse | 2022/08/30 08:30 | Johan Nikles v Louis Wessels | 3-6,6-2,5-7 |
| Challenger - Banja Luka | 2022/08/22 14:35 | Viktor Durasovic v Johan Nikles | 6-0,6-3 |
| Challenger - Zug | 2022/07/25 13:30 | Johan Nikles v Dimitar Kuzmanov | 4-6,4-6 |
| ATP - Hamborg | 2022/07/16 10:30 | Daniel Elahi Galan v Johan Nikles | 6-3,6-7,6-1 |
| Challenger - Amersfoort | 2022/07/11 09:00 | Johan Nikles v Arthur Fils | 2-6,6-7 |
| Challenger - Amersfoort | 2022/07/10 10:10 | Johan Nikles v Thomaz Bellucci | 6-4,5-7,6-1 |
| Challenger - Troyes | 2022/06/28 13:40 | Francesco Maestrelli v Johan Nikles | 6-1,7-5 |
| Challenger - Oeiras | 2022/06/23 09:00 | Johan Nikles v Alex Rybakov | 6-4,4-6,3-6 |
| ITF M15 - Celje | 2022/08/25 07:00 | Admir Kalender v Szymon Kielan | 7-6,6-0 |
| Challenger - Grodzisk Mazowiecki | 2022/08/15 14:15 | Szymon Kielan v Sebastian Ofner | 3-6,6-1,4-6 |
| ITF M15 - Parnu | 2022/08/05 11:00 | Szymon Kielan v Kristjan Tamm | 1-6,2-6 |
| ITF M15 - Parnu | 2022/08/04 07:15 | Szymon Kielan v Robin Erik Parts | 6-1,6-3 |
| ITF M15 - Parnu | 2022/08/03 10:55 | Szymon Kielan v Johannes Seeman | 6-1,3-6,6-1 |
| ITF M15 - Lodz | 2022/07/30 08:00 | Pawel Juszczak v Szymon Kielan | 6-3,6-4 |
| ITF M15 - Lodz | 2022/07/29 08:00 | Szymon Kielan v Kristjan Tamm | 7-5,6-1 |
| ITF M15 - Lodz | 2022/07/28 08:00 | Szymon Kielan v Lukas Pokorny | 3-6,6-4,6-3 |