| Qatar Open 2019, MS | 2018/10/26 18:09 | Steffen Mengel v Stamatouros, Georgios | W | 3-1 |
| Qatar Open 2019, MS | 2018/09/28 13:15 | Dimitrij Ovtcharov v Steffen Mengel | L | 3-1 |
| Qatar Open 2019, MS | 2018/03/16 20:07 | Steffen Mengel v Thomas Keinath | L | 1-3 |
| Qatar Open 2019, MS | 2017/09/01 19:55 | Steffen Mengel v Daniel Habesohn | L | 2-3 |
| Qatar Open 2019, MS | 2017/09/01 18:04 | Steffen Mengel v Ovidiu Ionescu | L | 0-3 |
| Qatar Open XD | 2017/04/28 12:55 | Steffen Mengel v Liventsov, Alexey | L | 0-4 |
| Qatar Open XD | 2017/04/20 04:45 | Steffen Mengel v Maharu Yoshimura | L | 3-4 |
| Qatar Open 2020, MS, Qualification | 2017/02/23 12:10 | Marcos Freitas v Steffen Mengel | L | 4-1 |
| République tchèque - Extraleague | 2018/10/25 12:15 | Devos, Robin v Marco Rech Daldosso | W | 4-1 |
| Qatar Open 2019, MS | 2018/09/20 18:40 | Devos, Robin v Dimitrij Ovtcharov | L | 1-4 |
| Qatar Open XD | 2018/09/19 17:10 | Chen, Diogo v Devos, Robin | W | 1-4 |
| Qatar Open XD | 2018/09/18 16:45 | Devos, Robin v Alexandrov, Teodor | W | 4-1 |
| Qatar Open XD | 2018/08/15 13:00 | Deni Kozul v Devos, Robin | L | 4-1 |
| Qatar Open XD | 2018/08/14 12:30 | Devos, Robin v Yordanov, Teodor | W | 4-1 |
| Qatar Open 2019, MS | 2018/04/29 15:45 | Devos, Robin v Kenta Matsudaira | L | 1-3 |
| Qatar Open XD | 2018/03/14 09:20 | Devos, Robin v Tyrese Knight | W | 4-0 |