| Qatar Open Women | 2018/12/04 21:13 | Thomas Grininger v Bence Majoros | L | 0-3 |
| Qatar Open XD | 2018/11/06 10:40 | Thomas Grininger v Marcelo Aguirre | L | 0-4 |
| Czech Republic Extraleague | 2018/10/23 15:25 | Thomas Grininger v Florian Cnudde | L | 1-4 |
| Qatar Open XD | 2018/03/14 08:00 | Thomas Grininger v Przemyslaw Walaszek | W | 3-1 |
| Qatar Open XD | 2018/03/13 14:20 | Thomas Grininger v Laurens Devos | L | 2-3 |
| Qatar Open XD | 2018/03/09 08:10 | Tomas Polansky v Thomas Grininger | L | 4-0 |
| Qatar Open XD | 2017/11/22 09:05 | Thomas Grininger v Rafael Casares | W | 3-2 |
| Qatar Open XD | 2017/10/31 15:30 | Adam Szudi v Thomas Grininger | W | 1-4 |
| Qatar Open XD | 2017/04/26 09:00 | Tobias Rasmussen v Amir Hossein Hodaei | L | 3-1 |