| Dusseldorf Masters | 08/23 09:00 | - | Dang Qiu v Engemann, Gerrit | L | 4-1 | |
| Dusseldorf Masters | 08/21 15:55 | - | Patrick Franziska v Engemann, Gerrit | W | 3-4 | |
| Dusseldorf Masters | 08/15 08:45 | - | Steffen Mengel v Engemann, Gerrit | L | 4-2 | |
| Dusseldorf Masters | 08/14 14:40 | - | Engemann, Gerrit v Vincent Senkbeil | W | 4-0 | |
| République tchèque - Liga Pro | 08/08 09:30 | - | Dimitrij Ovtcharov v Engemann, Gerrit | L | 4-1 | |
| Dusseldorf Masters | 08/07 14:40 | - | Dang, An Duy v Engemann, Gerrit | W | 0-4 | |
| Dusseldorf Masters | 08/07 14:40 | - | Ricardo Walther v Engemann, Gerrit | - | View | |
| Dusseldorf Masters | 07/19 08:00 | - | Dang Qiu v Engemann, Gerrit | L | 4-0 | |
| Dusseldorf Masters | 07/18 09:30 | - | Alberto Mino v Engemann, Gerrit | - | View | |
| Dusseldorf Masters | 07/17 17:20 | - | Ort, Kilian v Engemann, Gerrit | - | View | |
| Dusseldorf Masters | 07/11 08:55 | - | Dang Qiu v Engemann, Gerrit | L | 4-0 | |
| Dusseldorf Masters | 07/10 14:45 | - | Cedric Meissner v Engemann, Gerrit | W | 0-4 | |
| Dusseldorf Masters | 06/22 10:30 | - | Dang Qiu v Engemann, Gerrit | L | 4-0 | |
| Dusseldorf Masters | 06/16 08:25 | - | Kanak Jha v Engemann, Gerrit | L | 4-2 | |
| Dusseldorf Masters | 06/15 11:15 | - | Hohmeier, Nils v Engemann, Gerrit | W | 0-4 | |
| Dusseldorf Masters | 06/09 07:30 | - | Fanbo Meng v Engemann, Gerrit | L | 3-2 | |
| Dusseldorf Masters | 06/08 08:30 | - | Alberto Mino v Engemann, Gerrit | W | 1-3 | |
| Oman Open U21 Women | 03/07 10:00 | - | Laurens Devos v Engemann, Gerrit | L | 4-3 | |
| Oman Open U21 Women | 03/05 15:20 | - | Adrien Rassenfosse v Engemann, Gerrit | L | 4-3 | |
| Oman Open U21 Women | 03/04 09:40 | - | Engemann, Gerrit v Jakub Zelinka | W | 4-2 | |
| ITTF Challenge, Spanish Open 2020, MS | 02/06 14:00 | 6 | Florent Lambiet v Engemann, Gerrit | L | 4-2 | |
| ITTF Challenge, Spanish Open 2020, MS | 02/05 16:55 | - | Engemann, Gerrit v Masip, Joan | W | 4-2 | |
| German Open 2020, MS | 01/28 14:05 | - | Engemann, Gerrit v Joao Monteiro | L | 0-4 | |
| Belarus Open | 11/01 10:05 | - | Fei Xue v Engemann, Gerrit | L | 4-0 | |
| Polish Open | 10/17 09:30 | - | Engemann, Gerrit v Yu, Heyi | L | 0-3 | |
| German Open 2020, MS | 10/08 17:35 | - | Engemann, Gerrit v Andrej Gacina | L | 0-4 | |
| Czech Open | 08/20 09:45 | - | Engemann, Gerrit v Xiang, P. | L | 0-4 | |
| Slovenia Open | 05/08 14:20 | - | Engemann, Gerrit v Paulin, Erik | W | 3-1 | |
| Full List | 05/03 08:05 | - | Engemann, Gerrit v Katsman, Lev | L | 0-3 | |
| Qatar Open XD | 03/22 09:10 | - | Engemann, Gerrit v Piciulin, Gabriele | L | 2-3 |