Change of name they might have to change their name where their travel documents do not match the reservation records. That is why it is better to re-check all the information when booking a cruise. The Carnival Cruise Lines Name Change Policy provides guidance regarding the instances of minor corrections and cases when the replacement of a guest is regarded as a cancellation or a new... https://askforairlines.com/cruise-name-change-policy/carnival-cruise-lines-name-change-policy/