DFDS is a Danish international shipping and logistics company. The company's name is an abbreviation of Det Forenede Dampskibs-Selskab. DFDS was founded in 1866, when C.F. Tietgen merged the three biggest Danish steamship companies of that day.
The MS SuperStar II is a ferry owned by the Greek/Cypriot Seajets, and operated on their service between Sandefjord and Strömstad from 16th June 2000 until 20th November 2022. She was built in 1985 as MS Peder Paars by Nakskov Skibsværft, Nakskov, Denmark for DSB Færger. Between 1991 and 2000 she sailed as MS Stena Invicta for Sealink Stena Line and Stena Line. In 1998 she was chartered to Silja Line under the marketing name MS Wasa Jubilee. In May 2000 the Stena Invicta started operating for Color Line and received the name MS Color Viking.
MS GNV Allegra is a cruiseferry owned by MSC. The ship was built by Wärtsilä Marine's Perno shipyard in Turku, Finland for Jahre Line as MS Kronprins Harald. In 1991 she passed under ownership of Color Line, for whom she sailed until sold to Irish Ferries in 2007. She was sold by Irish Ferries to Mediterranean Shipping Company (MSC) in 2019 and renamed GNV Allegra for service in the fleet of MSC subsidiary Grandi Navi Veloci.
MS Pride of Calais was a cross-channel ferry owned and operated by P&O Ferries. She operated the Dover–Calais route between 1987 and 2012. In early 2013, under bareboat charter to Transeuropa Ferries, she served on their Ramsgate–Ostend route and was re-named MS Ostend Spirit. After further lay-up in the Port of Tilbury, she was sold for scrap and finally beached at a salvage yard in Turkey on 13 November 2013.
MS Pride of Kent was a cross-channel ferry operated by P&O Ferries, it operated on the Dover to Calais route from 2003 until its retirement in June 2023. Before that, between 1992 and 2002, it had operated on the Dover to Zeebrugge route.
MS Isle of Innisfree is a passenger and car ferry operated by Irish Ferries betweenRosslare and Pembroke Dock. Originally built at Boelwerf as the Prins Filip originally sailing between Dover and Ostend, later between Ostend and Ramsgate, she has since 1997 operated for a variety of companies.
The MS Bore Star was a cruiseferry owned by Chryses Finance Co. and operated by Ilion Lines on their Trieste–Durres–Bari service. She was built in 1975 by Dubegion-Normandie, Nantes, France as Bore Star for Steamship Company Bore, which used her in Silja Line services on the Baltic Sea. During the northern hemisphere winter months she was chartered to Finnlines for cruise services on the African west coast. In 1980 she was sold to Finland Steamship Company and renamed Silja Star but retained in Silja Line service. Between 1986 and 1992 she was used in different cruise and ferry services around the world for various operators under the names Orient Express, Club Sea, Eurosun and Orient Sun. In 1992 her ownership passed to Wasa Line and she was renamed Wasa Queen for Baltic Sea ferry service. In 1993 Wasa Line was merged into Silja Line and Wasa Queen returned to the Silja Line fleet. In 2001 she was sold to Star Cruises for use in Far Eastern ferry services and later casino cruising with its daughter company Cruise Ferries without a change in name. In 2008 Wasa Queen was withdrawn from service and in 2009 sold to her current owners.
Finnlines Plc is a shipping operator of ro-ro and passenger services in the Baltic Sea and the North Sea. It is a subsidiary of the Grimaldi Group. Finnlines’ sea transports are concentrated in the Baltic and the North Sea. Finnlines’ passenger-freight vessels offer services from Finland to Germany and via Åland to Sweden as well as from Sweden to Germany. The Company has subsidiaries in Germany, Belgium, Great Britain, Sweden, Denmark and Poland. In addition to sea transportation, the Company provides port services in Finland in Helsinki and Turku.
The Hansa class is a class of four ro-pax ferries originally built by Stocznia Gdańska, Poland for Finncarriers-Poseidon service. Following a merger of Finncarriers and Poseidon to Finnlines, all ships of this class came to be owned by Finnlines. As of 2013, three ships are operated on Finnlines' routes connecting Finland and Sweden to Germany, while two ships sail with Grimaldi Ferries in the Mediterranean.
Several motor ships have borne the name Kronprins Harald, after Harald V of Norway:
The MS Normandy was a ferry, last owned by the Singapore-based oil service company Equinox Offshore Accommodation, under charter to the Morocco-based ferry operator Ferrimaroc. She was built in 1981 by Götaverken, Gothenburg, Sweden, and first entered service in 1982 as MS Prinsessan Birgitta for Stena Sessan Line. She also served under the names MS St Nicholas and MS Stena Normandy.
MS A Nepita is a fast ropax ferry for Corsica Linea. The ferry was refurbished in Gdańsk, Poland for her new service and was returned to her original design before her SeaFrance career and looks identical to her sisters Stena Superfast VII & VIII. Before November 2014 she operated between Dover and Calais for DFDS Seaways France and between 2008 and 2012 for SeaFrance.
MS Stena Europe is a ferry owned by Stena Line which operates between Algeciras and Tanger Med; under charter to Africa Morocco Link.
MS Isle of Inishmore is a ro-ro ferry owned by Irish Ferries and operated on their Dover-Calais service. At the time of her introduction, she was the largest car ferry operating in Northern Europe. She is named after Inishmore, the largest of the Aran Islands. The name of the ferry is tautologous, since "Inishmore" derives from the Irish for "big island". Despite not being sister ships, the ship's design is copied from the Stena Line vessel Stena Jutlandica up until the superstructure.
MS Stena Nautica is a ro-pax ferry currently in operation between Halmstad and Grenå for Stena Line. She was completed in 1986 as MS Niels Klim and served on the DSB Århus – Kalundborg along with her sister MS Peder Paars until 1991.
MS Madeleine was a car/passenger ferry owned and operated by Coopérative de Transport Maritime et Aérien between Souris and Cap-aux-Meules. The ship was originally named Leinster and owned and operated by B&I Line. The ship later sailed with Irish Ferries as Isle of Inishturk as well as operating under the name Isle of Inishmore.
MS Seatruck Power is a ro-ro freight ferry that entered service with Seatruck Ferries in February 2012.
MS Seatruck Performance is a ro-ro freight ferry that entered service with Seatruck Ferries April in 2012.
MS Norbank is a ro-ro freight vessel owned and operated by the British ferry company P&O. She was built by Van Der Giessen-de Noord N.V., Netherlands in 1993.
MS A Wind is a Ro-Ro and passenger ship, which operated on the Vuosaari–Muuga route. The ship was built in 1972 Helsingørs Skipsværft dock in Helsingør. The vessel is registered under the Cameroon flag.
Denmark 2017 onwards: Rostock, 
Germany 