Stadium: Court 3 Round: 19 Ground: Hardcourt indoor
| ITF M15 Antalya | 2022/05/22 07:00 | Nikolaj Katic v Jesse De Jager | 7-6,3-6,4-10 |
| ITF M15 Antalya | 2022/05/15 07:00 | Nikolaj Katic v Jasza Szajrych | 0-6,2-6 |
| ITF M25 Kalmar | 2022/05/10 09:35 | Nikolaj Katic v Eric Lindstrom | 4-6,6-4,6-10 |
| ITF M25 Kalmar | 2022/05/09 13:25 | Nikolaj Katic v Kenzo K Larsson | 3-6,6-1,10-3 |
| UTR Pro Tennis Series Copenhagen | 2022/04/26 12:00 | Nikolaj Katic v Yanais Laurent | 3-6,1-4 |
| UTR Pro Tennis Series Copenhagen | 2022/04/25 10:30 | Josef Southcombe v Nikolaj Katic | 6-1,5-4 |
| ITF M25 Porec | 2022/03/09 10:45 | Nikolaj Katic v Alexandar Lazarov | 0-6,5-7 |
| ITF M15 Sharm El Sheikh | 2022/02/28 10:30 | Nikolaj Katic v Nico Mostardi | 5-7,2-6 |