HSwMS Kalmar (K23) is a Swedish Navy Göteborg-class corvette, named after the Swedish city of Kalmar.

The class was originally designed to destroy Soviet submarines and surface vessels, and is armed with eight RBS-15 anti-ship missiles, torpedoes, one 57 mm cannon and one 40 mm cannon.

After the modification the corvettes will be named Gävle class.

[3] The ship was launched on 1 November 1990 at Karlskrona and entered naval service on 1 September 1991.

This article about a specific military ship or boat of Sweden is a stub.