| Qatar Open XD | 2017/09/16 12:12 | Matas Skucas v Oostwouder, Ewout | W | 1-3 |
| Qatar Open 2019, MS | 2017/03/07 20:40 | Paul Drinkhall v Oostwouder, Ewout | L | 3-0 |
| Qatar Open 2019, MS | 2016/12/16 19:22 | Oostwouder, Ewout v Alexej Smirnov | L | 0-3 |
| Qatar Open 2019, MS | 2016/11/25 17:33 | Oostwouder, Ewout v Joao Geraldo | L | 1-3 |
| Qatar Open 2019, MS | 2016/11/04 13:00 | Dimitrij Ovtcharov v Oostwouder, Ewout | L | 3-0 |
| Qatar Open XD | 2016/10/19 11:52 | Bence Majoros v Oostwouder, Ewout | W | 2-4 |
| Qatar Open 2019, MS | 2016/10/07 15:57 | Simon Gauzy v Oostwouder, Ewout | L | 3-0 |
| Qatar Open XD | 2017/10/31 13:15 | Ivonin, Denis v Aiyelumo, Olayinka | W | 4-0 |
| Qatar Open XD | 2017/08/23 08:50 | Ivonin, Denis v Lamadrid, Juan | L | 3-4 |
| Qatar Open XD | 2017/05/02 13:30 | Ivonin, Denis v Ivor Ban | W | 3-1 |
| Qatar Open XD | 2017/05/02 07:00 | Ivonin, Denis v Kapolnek, Narayan | L | 2-3 |
| Qatar Open XD | 2017/04/27 09:50 | Martin Allegro v Ivonin, Denis | L | 4-3 |
| Qatar Open XD | 2017/03/15 17:44 | Irvin Bertrand v Ivonin, Denis | W | 3-4 |
| Qatar Open XD | 2017/01/18 11:30 | Ivonin, Denis v Andrea Landrieu | L | 1-4 |
| Qatar Open 2019, MS | 2016/12/16 18:56 | Zhai, Yujia v Ivonin, Denis | L | 3-0 |