HSwMS Hajen (Hj), (Swedish for "The shark") was the lead boat of the Hajen-class submarine of the Swedish Navy.

[1] HSwMS Hajen was launched on 11 December 1954 by Saab Kockums, Malmö and commissioned on 28 February 1957.

She was decommissioned on 1 July 1980 and later scrapped in Landskrona in 1983.

This Sweden-related article is a stub.

You can help Wikipedia by expanding it.