| Austrian Open - Kval | 2020/02/19 10:45 | Aram Mahmoud v Karl Kert | L | 2-0 |
| European Team Championships | 2020/02/11 08:30 | Alex Lane v Karl Kert | L | 2-0 |
| Island - Int. | 2020/01/24 15:20 | Rasmus Skovborg v Karl Kert | W | 0-2 |
| Estonian Int. - Kval | 2020/01/09 07:30 | Karl Kert v Tomas Toledano | L | 0-2 |
| Slovenia - Future Series - Kval | 2019/11/21 11:20 | Karl Kert v Talar Laa | L | 0-2 |
| Norwegian Int. - Kval | 2019/11/07 11:30 | Karl Kert v Jonas Jaeger | L | 0-2 |
| Ungarn - Internasjonal - Kval | 2019/10/30 13:35 | Karl Kert v Jeppe Bruun Christensen | L | 0-2 |
| Ungarn - Internasjonal - Kval | 2019/10/30 09:20 | Karl Kert v Mattias Xu | W | 2-1 |
| Slovak Open Qual | 2020/02/26 08:35 | Ivan Druzchenko v Adrien Slegers | W | 2-0 |
| Ungarn - Internasjonal - Kval | 2019/10/30 13:00 | Jack Taylor v Ivan Druzchenko | L | 2-0 |
| Belarus Int. Qual | 2019/08/29 10:15 | Artur Pechenkin v Ivan Druzchenko | L | 2-0 |
| Litauen Int. - Kval | 2019/06/06 11:50 | Ivan Druzchenko v Ignas Reznikas | L | 0-2 |