Yes, you can change the name of a passenger on a Carnival cruise 1-855-732-4023, but restrictions and fees apply. Name changes are allowed for minor corrections (e.g., spelling) at no charge 1-855-732-4023. However, a full name change or transferring the booking to another person may incur a fee and must be approved by Carnival. Changes are generally permitted up to 24 hours before departure 1-855-732-4023, but it’s best to request them as early as possible. Contact Carnival's customer service or your travel agent directly to process name changes and confirm specific rules and costs.