The Katarina is a floating restaurant, and former steam ship, that was built in 1869 at Stockholm in Sweden.

Today she is a floating restaurant moored in the Aura river in Turku, Finland.

[1] The Fredriksborg was built in 1869 by William Lindberg's Shipyard [sv], on Södermalm in Stockholm, for the recently founded Waxholms Ångfartygs AB, better known as the Waxholmsbolaget.

In 1882, she was sold to Ångfartygs AB Skånska Kusten of Malmö, who renamed her Höganäs.

[3] In 1916, the Wirumaa was sold to a group of individual owners in the Koivisto Islands, then part of Finland, and renamed Kullervo.