| Czechy - Extraliga | 06/01 18:30 | 6 | Mattias Karlsson v Kanak Jha | W | 4-2 | |
| Czechy - Extraliga | 05/31 14:00 | 57 | Mattias Karlsson v Segun Toriola | W | 4-0 | |
| Qatar Open - XD | 04/20 04:45 | 1 | Mattias Karlsson v Ricardo Walther | L | 3-4 | |
| Qatar Open - Kobiety | 04/07 17:00 | 1 | Kristian Karlsson v Mattias Karlsson | L | 3-2 | |
| Qatar Open - Kobiety | 03/09 19:20 | 1 | Mattias Karlsson v Kristian Karlsson | L | 2-3 | |
| Qatar Open | 02/24 17:40 | 4 | Jingkun Liang v Mattias Karlsson | L | 4-1 | |
| Qatar Open | 02/23 15:30 | 5 | Mattias Karlsson v Vladimir Samsonov | W | 4-2 | |
| Qatar Open - XD | 02/22 13:44 | - | Mattias Karlsson v Tomas Konecny | W | 4-1 | |
| Qatar Open - Kobiety | 02/10 18:55 | - | Mattias Karlsson v Liam Pitchford | L | 1-3 | |
| Qatar Open - Kobiety | 02/03 18:45 | 3 | Stefan Fegerl v Mattias Karlsson | L | 3-2 | |
| Qatar Open - Kobiety | 02/03 14:15 | 2 | Mattias Karlsson v Panagiotis Gionis | L | 0-3 | |
| Qatar Open - Kobiety | 02/03 09:45 | 1 | Timo Boll v Mattias Karlsson | L | 3-2 | |
| Qatar Open - Kobiety | 01/26 18:25 | - | Liam Pitchford v Mattias Karlsson | W | 1-3 | |
| Qatar Open - Kobiety | 01/24 17:22 | - | Mattias Karlsson v Lubomir Pistej | L | 0-3 | |
| Qatar Open - Kobiety | 12/16 18:30 | - | Mattias Karlsson v Mattias Oversjo | W | 3-0 | |
| Qatar Open - Kobiety | 12/02 14:47 | - | Grigory Vlasov v Mattias Karlsson | L | 3-2 | |
| Qatar Open - Kobiety | 11/24 21:36 | - | Truls Moregard v Mattias Karlsson | W | 0-3 | |
| Qatar Open - Kobiety | 11/24 18:22 | - | Hui Xu v Mattias Karlsson | L | 3-0 | |
| Swedish Open | 11/20 15:15 | 1 | Mattias Karlsson v Yuya Oshima | L | 2-4 | |
| Swedish Open | 11/20 10:30 | 2 | Dimitrij Ovtcharov v Mattias Karlsson | W | 2-4 | |
| Swedish Open | 11/19 17:45 | 3 | Jonathan Groth v Mattias Karlsson | W | 3-4 | |
| Swedish Open | 11/19 12:00 | 4 | Mattias Karlsson v Koki Niwa | W | 4-1 | |
| Swedish Open | 11/18 17:40 | 5 | Mattias Karlsson v Florent Lambiet | W | 4-0 | |
| Swedish Open | 11/18 12:45 | 6 | Mattias Karlsson v Ricardo Walther | W | 4-1 | |
| Qatar Open - Kobiety | 11/04 17:45 | - | Kaii Yoshida v Mattias Karlsson | W | 0-3 | |
| Qatar Open - Kobiety | 10/28 19:33 | - | Mattias Karlsson v Grigory Vlasov | W | 3-1 | |
| Qatar Open - Kobiety | 10/21 18:00 | 5 | Mattias Karlsson v Vladimir Samsonov | L | 2-4 | |
| Qatar Open - Kobiety | 10/20 19:00 | 6 | Mattias Karlsson v Adam Pattantyus | W | 4-2 | |
| Qatar Open - Kobiety | 10/06 19:15 | - | Mattias Karlsson v Robert Svensson | L | 0-3 | |
| Qatar Open - Kobiety | 09/03 18:45 | 3 | Mattias Karlsson v Aleksandar Karakasevic | L | 3-4 |