| Hellas Open | 2019/08/10 07:00 | Krausz, Gergely v Swierczynski, Mateusz | L | 2-0 |
| Hellas Open Qual | 2019/08/08 11:05 | Volpi, Nicolo v Swierczynski, Mateusz | W | 0-2 |
| Lithuanian Int. | 2019/06/08 08:00 | Savin, Cristian v Swierczynski, Mateusz | W | 0-2 |
| Hellas Int. | 2019/05/04 09:15 | Swierczynski, Mateusz v Collins Valentine Filimon | L | 0-2 |
| Hellas Int. | 2019/05/03 11:00 | Swierczynski, Mateusz v Bruno Carvalho | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/20 15:10 | Swierczynski, Mateusz v Savatyugin, Artyom | L | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2017/12/14 14:00 | Swierczynski, Mateusz v Kirchmayr, Christian | W | 2-1 |
| Open de Suisse - Doubles Femmes - Qualif. | 2017/12/05 11:30 | Lu Chen v Swierczynski, Mateusz | W | 0-2 |
| Belgian International 2019, MS | 2019/09/12 12:50 | Christensen, Jeppe Bruun v Toby Penty | L | 1-2 |
| Belgian Int. Qual | 2019/09/11 09:40 | Mann, Robert v Christensen, Jeppe Bruun | W | 0-2 |
| Bulgarian Open | 2019/08/13 15:30 | Mendrek, Adam v Christensen, Jeppe Bruun | W | 0-2 |
| Bulgarian Open | 2019/08/13 08:50 | Ivancic, Miha v Christensen, Jeppe Bruun | W | 0-2 |
| Lithuanian Int. | 2019/06/09 10:30 | Christensen, Jeppe Bruun v Karpov, Georgii | L | 0-2 |
| Lithuanian Int. | 2019/06/09 08:00 | Christensen, Jeppe Bruun v Kral, Ondrej | W | 2-1 |
| Lithuanian Int. | 2019/06/08 14:30 | Christensen, Jeppe Bruun v Parkhoei, Axel Henrik | W | 2-0 |
| Latvia Int. | 2019/06/01 09:30 | Aram Mahmoud v Christensen, Jeppe Bruun | L | 2-1 |