| Hungarian Int. Qual | 11/02 10:20 | - | Finn Achthoven v Mateusz Danielak | L | 1-2 | |
| Czech Open Qual | 10/20 15:10 | - |
Yu Kai Huang
v
Finn Achthoven |
L | 2-0 | |
| Czech Open Qual | 10/20 08:45 | - | Finn Achthoven v Tomas Patera | W | 2-0 | |
| Dutch Open Qual | 10/12 07:35 | - | Finn Achthoven v Sid Palakkal | W | 2-0 | |
| Bulgarian Int. | 10/07 14:00 | - | Finn Achthoven v Aria Dinata | L | 0-2 | |
| Bulgarian Int. | 10/07 08:35 | - | Maxim Grinblat v Finn Achthoven | W | 0-2 | |
| Polish Int. Qual | 09/22 08:00 | - | Johan Azelius v Finn Achthoven | L | 2-1 | |
| Polish Int. Qual | 09/21 14:00 | - | Maxim Grinblat v Finn Achthoven | W | 0-2 | |
| Croatia Open | 06/20 10:30 | - | Dominik Kopriva v Finn Achthoven | W | 1-2 | |
| Luxembourg Open Qual | 05/05 14:20 | - | Finn Achthoven v Lorrain Joliat | L | 0-2 | |
| Luxembourg Open Qual | 05/05 09:40 | - | Finn Achthoven v Danylo Skrynnik | W | 2-0 | |
| Dutch Int. Qual | 04/13 19:40 | - | Finn Achthoven v Juan P Canas Garcia | L | 1-2 | |
| Dutch Int. Qual | 04/13 07:00 | - | Adrien Slegers v Finn Achthoven | W | 0-2 | |
| Slovak Open | 03/03 15:20 | - | Finn Achthoven v Gregoire Deschamp | L | 0-2 | |
| Slovak Open Qual | 03/03 08:45 | - | Finn Achthoven v Andrej Antoska | W | 2-0 | |
| Slovak Open Qual | 03/02 14:50 | - | Finn Achthoven v Tadeas Brazda | W | 2-0 | |
| Welsh Int Qual | 12/01 17:45 | - | Finn Achthoven v Johnnie Torjussen | L | 0-2 | |
| Welsh Int Qual | 12/01 11:55 | - | Sochaux II v Finn Achthoven | W | 0-2 | |
| Slovenia Future Series Qual | 11/25 14:25 | - | Sid Palakkal v Finn Achthoven | L | 2-0 | |
| Slovenia Future Series Qual | 11/25 12:30 | 6 | Kai Niederhuber v Finn Achthoven | L | 2-0 | |
| Polish Int. Qual | 09/23 10:00 | - | Adi Pratama v Finn Achthoven | L | 2-0 | |
| Spain Int Qual | 06/16 15:25 | - | Elias Bracke v Finn Achthoven | L | 2-0 | |
| Spain Int Qual | 06/16 09:40 | - | Grigoriu/Luncanu v Finn Achthoven | W | 0-2 | |
| Austrian Open Qual | 05/27 09:50 | - | Finn Achthoven v Miha Ivancic | L | 1-2 | |
| Slovenia Int. | 05/20 11:20 | 6 |
Finn Achthoven v
Alex Lanier
|
L | 0-2 | |
| Slovenia Int. Qual | 05/19 10:30 | - | Jonas Schwarz v Finn Achthoven | - | Walkover | |
| Portuguese Int. Qual | 05/06 14:00 | 1 | Robin Mesman v Finn Achthoven | L | 2-1 | |
| European Team Championships | 02/14 15:00 | - |
Finn Achthoven v
Harry Huang
|
L | 0-2 | |
| European Team Championships | 02/12 12:30 | - |
Finn Achthoven v
Jerome Pauquet
|
W | 2-0 | |
| Slovenia Future Series Qual | 11/21 08:25 | - | Jesper Paul v Finn Achthoven | L | 2-0 |