| Class Symbol: | K 6 |
| Loa: | 6.1m (20feet) |
| Lwl: | 5.64m (18.5feet) |
| Beam: | 2.25m (07.38feet) |
| Draft: | 1.03m (03.38feet) |
| Year: | 1944 |
| Designer: | Einar Ohlson |
K 6 is a 6.1m (20feet) sailboat class designed by Einar Ohlson and built in about 50 copies.
The K 6 designed by Einar Ohlson was the winner of a design competition held by Svenska Kosterbåtsförbundet.