- Type: Passenger ferry
- Displacement: 794 tons
- Dimensions: 210 x 36 x 14.5 ft.
- Machinery: Two 6-cyl. Atlas diesels, twin screw = 14 knots
- Passengers: 600
- Builder: Frederikshavn Værft & Flydedok, Frederikshavn, Denmark, 1936
- Service: Kronprinsessan Ingrid was built for Rederi Ab Göteborg-Frederikshavns Linjen (Sessan Linjen), for service between Göteborg-Frederikshavn. Lengthened in 1950 at Burmeister & Wain, Copenhagen. She was sold in 1955 to Ângfartygs Ab Gotland, and renamed Christofer Polhem. She was sold in 1963 to Expresslinjen Ab, Stockholm (Stockholm Rederi Ab Svea) and renamed Marina. She was sold to Yugoslavian owners in 1969.