The Enchantment of the Seas returned to port in Baltimore early Monday morning.
The cruise company said that a guest found his 62-year-old wife dead inside their room on Sunday.
The circumstances behind her death haven’t been made public.
Officials haven’t stated whether or not the deceased was from Maryland.
The Enchantment of the Seas seven-night cruise included stops in Port Canaveral, Florida; Nassau and CocoCay Bahamas.
Royal Caribbean said it contacted the FBI as part of standard procedures.
UPDATE: It has been determined that the passenger, a Virginia woman, died of heart disease/natural causes.