Stadium: Court 3 Round: 26 Ground: Clay
| Gyula, Singles M-ITF-HUN-01A | 2019/05/29 10:10 | Niklas-Salminen, Patrick v Dusan Obradovic | 6-3,7-5 |
| ITF - M15 Kalmar | 2019/05/15 11:00 | Adil Kalyanpur v Niklas-Salminen, Patrick | 3-6,7-6,6-2 |
| Karlskrona, Singles Qualifying M-ITF-SWE-01A | 2019/05/11 08:15 | Slobodchikov, Ronald v Niklas-Salminen, Patrick | 7-6,6-4 |
| Karlskrona, Singles Qualifying M-ITF-SWE-01A | 2019/05/10 09:40 | Otto Virtanen v Niklas-Salminen, Patrick | 3-6,7-6,3-6 |
| Karlskrona, Singles Qualifying M-ITF-SWE-01A | 2019/05/09 08:15 | Hallquist Lithen, John v Niklas-Salminen, Patrick | 0-6,0-6 |
| Karlskrona, Singles Qualifying M-ITF-SWE-01A | 2019/05/08 10:10 | Mayer, Patrick v Niklas-Salminen, Patrick | 1-6,3-6 |
| ITF - M15 Antalya | 2019/04/25 07:30 | Niklas-Salminen, Patrick v Jonas Forejtek | 2-6,1-6 |
| ITF - M15 Antalya | 2019/04/23 09:00 | Niklas-Salminen, Patrick v Mikhail Korovin | 6-1,7-5 |
| Gyula, Singles M-ITF-HUN-01A | 2019/05/29 07:00 | Geens, Clement v Kalenichenko, Danylo | 0-6,0-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 08:00 | Daniel Dutra Da Silva v Kalenichenko, Danylo | 6-7,6-0,6-2 |
| ITF M25 Jablonec Nad Nisou | 2019/05/20 09:00 | Kalenichenko, Danylo v Piotr Grynkowski | 6-1,6-0 |
| Piestany, Singles M-ITF-SVK-02A | 2019/05/10 08:00 | Kalenichenko, Danylo v Marek, Wojciech | 1-6,5-7 |
| Piestany, Singles M-ITF-SVK-02A | 2019/05/08 08:00 | Kalenichenko, Danylo v Mammetgulyyev, Isa | 7-5,6-2 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/26 09:00 | Jomby, Tom v Kalenichenko, Danylo | 6-4,6-3 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/25 09:00 | Pervolarakis, Michail v Kalenichenko, Danylo | 6-7,6-3,4-6 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/24 11:30 | Prashanth, N. Vijay Sundar v Kalenichenko, Danylo | 1-6,0-6 |