Yes, you can change a passenger name on a Royal Caribbean cruise by contacting Royal Caribbean cruise Line directly through phone 1 844-806-7380 or +44 2045 155-335, and a Cast Member can update the lead name on your reservation; however, you can only make changes before the final payment is made, and at least one name ...Yes, Can I change the name of a passenger on a cruise?, but it must be done before final payment. Contact at 1844-806-7380 OR +44 (2045)15-53-35 (UK).