| European Team Championships | 02/13 17:00 | - | Vladimir Malkov v Mateusz Swierczynki | L | 2-0 | |
| European Team Championships | 02/12 18:30 | - | Wolfgang Gnedt v Mateusz Swierczynki | L | 2-0 | |
| European Team Championships | 02/11 08:30 | - | Jonathan Dolan v Mateusz Swierczynski | L | 2-0 | |
| Polish Int. | 09/20 09:40 | 5 | Mateusz Swierczynki v Jeppe Bruun | L | 0-2 | |
| Belarus Int. Qual | 08/29 08:40 | - | Mateusz Swierczynki v Lan Xi Lei | L |
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| Hellas Open | 08/10 07:00 | - | Gergely Krausz v Mateusz Swierczynki | L | 2-0 | |
| Hellas Open Qual | 08/08 11:05 | - | Nicolo Volpi v Mateusz Swierczynski | W | 0-2 | |
| Lithuanian Int. | 06/08 08:00 | - | Cristian Savin v Mateusz Swierczynski | W | 0-2 | |
| Hellas Int. | 05/04 09:15 | - | Mateusz Swierczynki v Collins Valentine Filimon | L | 0-2 | |
| Hellas Int. | 05/03 11:00 | - | Mateusz Swierczynski v Bruno Carvalho | W | 2-0 | |
| Swiss Open WD Qual | 09/20 15:10 | 1 | Mateusz Swierczynki v Artyom Savatyugin | L | 0-2 | |
| Swiss Open WD Qual | 12/14 14:00 | 1 | Mateusz Swierczynki v Christian Kirchmayr | W | 2-1 | |
| Swiss Open WD Qual | 12/05 11:30 | 1 | Lu Chen v Mateusz Swierczynski | W | 0-2 | |
| Swiss Open WD Qual | 09/27 12:55 | 1 | Harshit Aggarwal v Mateusz Swierczynki | L | 2-0 | |
| Swiss Open WD Qual | 09/27 07:42 | - | Kyrylo Leonov v Mateusz Swierczynski | W | 0-2 | |
| Swiss Open WD Qual | 09/27 07:30 | 1 | Kyrylo Leonov v Mateusz Swierczynki | W | 0-2 | |
| Giraldilla Int. XD | 09/21 10:00 | 1 | Mateusz Swierczynki v Sandro Kulla | L | 1-2 | |
| Giraldilla Int. XD | 03/23 13:45 | 1 | Valeriy A'chenkov v Mateusz Swierczynki | L | 2-1 | |
| Giraldilla Int. XD | 03/23 09:00 | 1 | Jaromir Janacek v Mateusz Swierczynski | W | 1-2 | |
| Giraldilla Int. XD | 09/28 08:50 | - | Matthew Carder v Mateusz Swierczynski | L | 2-0 |