Seven Seas Mariner is a cruise ship for Regent Seven Seas Cruises (formerly Radisson Seven Seas Cruises). She was the first all-suite all-balcony ship in the world and was awarded Ship of the Year in 2002 by Ocean and Cruise News. Also she was the first to offer dining by the famous Le Cordon Bleu of Paris in one of the onboard restaurants. Her staff to guest ratio is 1 to 1.6.
Builder of the Seven Seas Mariner is Saint-Nazaire.