| Qatar Open 2019, MS | 2017/05/29 11:00 | Nielsen, Claus v Allahverdiyev, Vazir | W | 4-0 |
| Qatar Open 2019, MS | 2017/03/07 17:00 | Adam Szudi v Nielsen, Claus | L | 3-0 |
| Qatar Open XD | 2017/02/03 16:27 | Ismailov, Sadi v Nielsen, Claus | L | 4-2 |
| Qatar Open XD | 2017/02/02 13:19 | David Reitspies v Nielsen, Claus | W | 3-4 |
| Qatar Open XD | 2017/01/17 08:15 | Rares Sipos v Nielsen, Claus | L | 3-0 |
| Qatar Open 2019, MS | 2016/12/16 20:21 | Nielsen, Claus v Kuzmin, Fedor | W | 3-0 |
| Qatar Open 2019, MS | 2016/12/02 19:27 | Christophe Legout v Nielsen, Claus | L | 3-1 |
| Qatar Open 2019, MS | 2016/11/25 18:51 | Nielsen, Claus v Hugo Calderano | L | 0-3 |
| Qatar Open 2019, MS | 2017/05/29 16:00 | Udra, Alfredas v Allahverdiyev, Vazir | W | 4-1 |
| Qatar Open 2019, MS | 2017/05/29 11:00 | Udra, Alfredas v Riniotis, Anastasios | L | 1-4 |
| Qatar Open XD | 2016/12/13 19:02 | Udra, Alfredas v Pinho, Diogo | L | 0-3 |
| Qatar Open XD | 2016/10/18 10:58 | Samuel Walker v Udra, Alfredas | L | 4-0 |
| Qatar Open 2019, MS | 2016/09/22 11:43 | Omar Assar v Udra, Alfredas | L | 2-0 |
| Qatar Open XD | 2016/09/21 14:32 | Udra, Alfredas v Indeherberg, Julien | L | 2-3 |