Yes, an authorized user can be added to a Barclay Card account. This feature allows a cardholder to grant access to their credit card to another individual, enabling them to make purchases while the primary cardholder remains responsible for payment. This can be beneficial for building credit history for the authorized user, as long as the account is in good standing and payments are made on time. The primary cardholder typically needs to provide some personal information about the authorized user, such as their name and date of birth. It is advisable to check the specific terms and conditions related to authorized users on the current Barclay Card website, as procedures may vary based on the type of card and the individual's situation.