| Austria Bundesliga 2 | 2020/11/01 10:20 | Lukas Gruber v Thomas Coufal | L | 0-3 |
| Austria Bundesliga 2 | 2020/03/08 10:28 | Lukas Gruber v Gregor Zafostnik | L | 0-3 |
| Austria Bundesliga 2 | 2020/03/08 10:09 | Lukas Gruber v Tobias Scherer | L | 0-3 |
| Austria Bundesliga 2 | 2020/03/08 09:40 | Lukas Gruber v Tobias Siwetz | L | 1-3 |
| Republica Ceha - Extraleague | 2019/02/19 19:03 | Thomas Kadl v Lukas Gruber | W | 1-3 |
| Republica Ceha - Extraleague | 2019/01/14 19:10 | Lukas Gruber v Oliver Kolbert | L | 1-3 |