| Challenger - Mouilleron le Captif | 10/02 11:55 | 14 | [387] Valentin Royer v Patrik Niklas-Salminen [194] | 5-7,6-4,7-6 | |
| Challenger Toulouse | 08/28 15:25 | 14 | [152] Karol Drzewiecki v Patrik Niklas-Salminen [199] | 6-2,6-3 | |
| Challenger Toulouse | 08/28 15:00 | 14 | Nicolas Alvarez v Patrik Niklas-Salminen | Cancelled | |
| Challenger - Tampere | 07/19 16:05 | 25 | [270] Patrik Niklas-Salminen v Lorenzo Giustino [261] | 2-6,3-6 | |
| ITF M15 Bytom | 06/08 12:15 | 25 | Paul Woerner v Patrik Niklas-Salminen | 6-4,6-3 | |
| Challenger - Poznan | 05/29 10:35 | 14 | [308] Oleksii Krutykh v Patrik Niklas-Salminen [369] | 2-6,7-5,6-3 | |
| ITF M15 Kouvola | 05/20 07:55 | 27 | Patrik Niklas-Salminen v Aleksi Lofman | 5-7,4-6 | |
| ITF M15 Kouvola | 05/19 07:00 | 26 | Patrik Niklas-Salminen v Peetu Pohjola | 7-6,6-1 | |
| ITF M15 Kouvola | 05/18 09:40 | 25 | Patrik Niklas-Salminen v Oskari Eerola | 6-0,6-4 | |
| ITF M25 Nottingham | 05/10 09:00 | 25 | [304] Alastair Gray v Patrik Niklas-Salminen [377] | 6-1,6-1 | |
| ITF M25 Nottingham | 05/02 11:30 | 54 | Patrik Niklas-Salminen v Billy Blaydes | 3-6,4-6 | |
| ITF M25 Nottingham | 05/01 13:00 | 54 | Patrik Niklas-Salminen v Matthew Rankin | 6-3,7-5 | |
| ITF M25 Nottingham | 04/21 10:45 | 26 | [371] Patrik Niklas-Salminen v Henry Patten [466] | 2-6,1-6 | |
| ITF M25 Nottingham | 04/20 12:30 | 25 | Edan Leshem v Patrik Niklas-Salminen | 1-6,6-4,3-6 | |
| ITF M15 Sharm El Sheikh | 04/07 09:00 | 26 | Colin Sinclair v Patrik Niklas-Salminen | 7-5,7-6 | |
| ITF M15 Sharm El Sheikh | 04/06 12:00 | 25 | Patrik Niklas-Salminen v Luca Fantini | 6-4,6-4 | |
| ITF M15 Sharm El Sheikh | 03/30 08:00 | 25 | Patrik Niklas-Salminen v Marat Sharipov | 1-6,1-6 | |
| Challenger Lille | 03/20 15:30 | 14 | Patrik Niklas-Salminen v Alexis Galarneau | 2-6,1-6 | |
| ITF M15 Monastir | 02/23 07:55 | 25 | Patrik Niklas-Salminen v Joe Misrahi | 7-5,6-7,4-6 | |
| ITF M15 Grenoble | 02/08 09:55 | 25 | Patrik Niklas-Salminen v Hugo Voljacques | 3-6,4-6 | |
| ITF M25 Vilnius | 01/19 10:00 | 26 | David Poljak v Patrik Niklas-Salminen | 7-6,6-7,7-6 | |
| ITF M25 Vilnius | 01/18 11:50 | 25 | Pijus Vaitiekunas v Patrik Niklas-Salminen | 4-6,0-6 | |
| ITF M25 Bath | 01/11 14:30 | 25 | Patrik Niklas-Salminen v Jan Choinski | 2-6,3-6 | |
| Challenger Forli | 01/02 13:00 | 14 | Patrik Niklas-Salminen v Sasikumar Mukund | 3-6,4-6 | |
| ITF M15 Doha | 12/22 12:00 | 25 | Kareem Al Allaf v Patrik Niklas-Salminen | 5-7,6-3,6-4 | |
| ITF M15 Doha | 12/16 12:00 | 26 | Dominik Palan v Patrik Niklas-Salminen | 7-5,2-6,6-4 | |
| ITF M15 Doha | 12/15 12:00 | 25 | Mubarak Shannan Zayid v Patrik Niklas-Salminen | 1-6,2-6 | |
| Challenger Manama | 11/21 09:55 | 14 | Vladyslav Orlov v Patrik Niklas-Salminen | 6-1,7-6 | |
| Challenger - Helsingi | 11/16 16:30 | 25 | Joao Sousa v Patrik Niklas-Salminen | 6-3,7-6 | |
| Challenger - Bratislava | 11/07 13:05 | 14 | Zsombor Piros v Patrik Niklas-Salminen | 7-6,6-7,7-6 |