Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF Tunisia F41 | 2018/11/18 08:00 | Vejnovic, Marko v Hiramatsu, Shinnosuke | 3-6,7-5,3-6 |
| ITF Tunisia F41 | 2018/11/17 08:00 | Vejnovic, Marko v Bellalouna, Mohamed Ali | 6-7,7-6,6-2 |
| ITF Portugal F11 Qual | 2018/07/02 08:30 | Vejnovic, Marko v Muniz Hidalgo, Antonio | 4-6,5-7 |
| ITF Portugal F11 Qual | 2018/06/30 08:30 | Ferreira, Joao (Por) v Vejnovic, Marko | 1-6,1-6 |
| ITF Portugal F10 | 2018/06/23 12:00 | Roman Mayorga, Maximiliano v Vejnovic, Marko | 3-6,2-6 |
| ITF Tunisia F20 | 2018/05/20 09:00 | Vejnovic, Marko v Ren Nakamura | 3-6,5-7 |
| Tunisia F19, Singles Qualifying | 2018/05/16 12:15 | Ghorbel, Anis v Vejnovic, Marko | 6-2,6-3 |
| Tunisia F18, Singles Qualifying | 2018/05/06 09:00 | Lawrence Bataljin v Vejnovic, Marko | 7-6,4-6,7-6 |
| Abuja, Singles Qualifying M-ITF-NGR-02A | 2019/04/08 09:00 | Hale, Darryl v Arvid Nordquist | 6-7,3-6 |
| ITF Sweden F5 | 2018/09/29 12:00 | Arvid Nordquist v Nokic, Almir | 6-0,6-3 |
| ITF Sweden F4 | 2018/09/23 09:00 | Johansson, Niklas v Arvid Nordquist | 6-4,6-2 |
| ITF Sweden F4 | 2018/09/22 09:00 | Klov Nilsson, Jesper v Arvid Nordquist | 6-4,3-6,2-6 |
| ITF Poland F8 | 2018/08/19 11:00 | Nikita Mashtakov v Arvid Nordquist | 7-5,7-6 |
| ITF Poland F7 | 2018/08/12 11:00 | Drzewiecki, Karol v Arvid Nordquist | 6-2,6-4 |
| ITF Poland F7 | 2018/08/11 08:00 | Arvid Nordquist v Samosi, Peter | 6-4,6-1 |
| Finlande F4, Qualifications Simples | 2017/11/11 13:30 | Arvid Nordquist v Lofman, Aleksi | 4-6,4-6 |