| Latvia Int. | 2019/05/31 14:00 | Joonas Korhonen v Richard Kuhl | W | 2-0 |
| Croatian Int. | 2019/04/19 08:30 | Joonas Korhonen v Martin Bundgaard | L | 0-2 |
| Finnish Open Qual | 2019/04/04 07:45 | Joonas Korhonen v Abhinav Manota | W | 2-0 |
| Swiss Open WD Qual | 2019/03/07 10:30 | Alvaro Vazquez v Joonas Korhonen | L | 2-0 |
| Swiss Open WD Qual | 2019/01/17 16:30 | Joonas Korhonen v Henri Hurskainen | L | 1-2 |
| Swiss Open WD Qual | 2019/01/10 15:00 | Johnnie Torjussen v Joonas Korhonen | L | 2-0 |
| Swiss Open WD Qual | 2019/01/10 07:00 | Joonas Korhonen v Felix Hammes | W | 2-0 |
| Giraldilla Int. XD | 2018/11/29 12:30 | Luis Enrique Penalver v Joonas Korhonen | L | 2-1 |
| Finnish Open Qual | 2019/04/04 08:35 | Fikri Ihsandi Hadmadi v Jan Louda | L | 2-0 |
| Polish Open Qual | 2019/03/28 19:30 | Jan Louda v Shiau Cheng Chen | L | 1-2 |
| Orleans Masters | 2019/03/20 19:20 | Jan Louda v Alex Lane | L | 0-2 |
| Orleans Masters Qual | 2019/03/19 08:10 | Jan Louda v Adel Hamek | W | 2-0 |
| Giraldilla Int. XD | 2019/02/21 15:00 | Jan Louda v Felix Burestedt | L | 0-2 |
| Swedish Open | 2019/01/18 09:00 | Hermansyah v Jan Louda | L | 2-0 |
| Giraldilla Int. XD | 2018/12/14 09:00 | Ygor Coelho v Jan Louda | D | 0-0 |
| Giraldilla Int. XD | 2018/09/21 10:30 | Jan Louda v Dmytro Zavadsky | L | 0-2 |