No, newborns are generally not permitted on Disney Cruise Line. The minimum age to sail is 6 months old on the day of departure for most standard itineraries (like the Caribbean or Bahamas). For more strenuous or longer routes, such as Transatlantic, Hawaii, or Panama Canal cruises, the minimum age increases to 1 year old. Disney enforces these rules strictly for safety and medical reasons, as the onboard health centers are not equipped to provide neonatal intensive care. However, for those who meet the age requirement, Disney is exceptionally accommodating, providing "it's a small world" nurseries for infants and toddlers, along with complimentary cribs, bottle warmers, and diaper disposal units in the staterooms, making it one of the most infant-friendly cruise lines once your baby reaches the 6-month milestone.