Seven Seas Mariner
| Flag | Bahamas, Nassau |
| Owner | Regent Seven Seas Cruises |
| Operator | Regent Seven Seas Cruises |
| Builder | Chantiers de l'Atlantique, Saint-Nazaire, France |
| Cost | $240 million |
| In service | 2001 |
| Tonnage | 48,075 gross ton |
| Length | 216,1 m |
| Width | 28,3 m |
| Decks | 8 |
| Passengers | 700 |
| Crew | 445 |
| Speed | 20 knots |
