| Slovenia Int. Qual | 2019/05/15 07:30 | Michael Giesinger v Miha Ivanic | L | 0-2 |
| Hellas Int. | 2019/05/04 09:15 | Elias Bracke v Michael Giesinger | L | 2-0 |
| Hellas Int. Qual | 2019/05/03 06:30 | Michael Giesinger v Yusuf Yasar | W | 2-0 |
| Hellas Int. Qual | 2019/05/02 14:00 | Michael Giesinger v Martin Ouazzen | W | 2-0 |
| Croatian Int. Qual | 2019/04/18 16:20 | Michael Giesinger v Filip Suwanphingkha | L | 1-2 |
| Croatian Int. Qual | 2019/04/18 07:35 | Michael Giesinger v Miha Ivanic | W | 2-0 |
| Polish Open Qual | 2019/03/28 10:00 | Michael Giesinger v Saran Jamsri | L | 0-2 |
| Swiss Open WD Qual | 2018/11/01 17:10 | Michael Giesinger v Labieb Muhzafar Lakamagi | L | 0-2 |
| Latvia Int. Qual | 2019/05/30 15:00 | Tony Lindelof v Mateusz Dubowski | W | 0-2 |
| Polish Open Qual | 2019/03/28 11:00 | Mateusz Dubowski v Antonio Li | W | 2-0 |
| Swiss Open WD Qual | 2019/02/27 07:00 | Mateusz Dubowski v Andreas Hoffmann | W | 2-0 |
| Swiss Open WD Qual | 2017/09/27 14:10 | Adi Pratama v Mateusz Dubowski | L | 2-1 |
| All England Open | 2017/08/22 10:30 | Mateusz Dubowski v Anthony Sinisuka Ginting | L | 0-2 |
| All England Open | 2017/03/14 17:00 | Jen Hao Hsu v Mateusz Dubowski | L | 2-0 |
| All England Open | 2017/03/01 16:30 | Dan Lin v Mateusz Dubowski | L | 2-0 |
| All England Open | 2017/02/28 18:30 | Mateusz Dubowski v Anton Kaisti | W | 2-0 |