| Giraldilla Int. XD | 2017/10/25 02:35 | Yehezkiel Fritz Mainaky v Lu Chen | W | 0-2 |
| Swiss Open WD Qual | 2017/09/27 12:55 | Harshit Aggarwal v Mateusz Swierczynski | L | 2-0 |
| Swiss Open WD Qual | 2017/09/27 07:42 | Kyrylo Leonov v Mateusz Swierczynski | W | 0-2 |
| Swiss Open WD Qual | 2017/09/27 07:30 | Kyrylo Leonov v Mateusz Swierczynski | W | 0-2 |
| Polish Int. | 2017/09/21 10:00 | Mateusz Swierczynski v Sandro Kulla | L | 1-2 |
| Giraldilla Int. XD | 2017/03/23 13:45 | Valeriy Atrashchenkov v Mateusz Swierczynski | L | 2-1 |
| Giraldilla Int. XD | 2017/03/23 09:00 | Jaromir Janacek v Mateusz Swierczynski | W | 1-2 |
| Giraldilla Int. XD | 2016/09/28 08:50 | Matthew Carder v Mateusz Swierczynski | L | 2-0 |