Like what Army Wives there was Claudia Joy.
What do you call someone with two first names. Hyphenated means adding one last name to another by using a hyphen. Julio Iglesias de la Cueva and Dª Isabel Preysler Arrastía had a son called Enrique he legally was Enrique Iglesias PreyslerOn the other hand actual double-barrelled names exist called apellidos compuestos such as García-Huidobro Cruz. When someone has a first name for a last name in addition to their actual first name.
Cameron Mitchell a man who has two first names that are also two last names. The word namefellow or name-fellow although rather obscure does have exactly the meaning youre after without the connotation of namesake that both people are named after the same person. The mixing of two words or names to create a third word or name is the formation of a Portmanteau.
Someone introduced as. And apparently on further Internet searching there is the term firsty firsty for this. Which becomes Three First Names when counting his middle name Tiberius note.
If you started out using a persons first name and he or she was. But actually friends call. Binomial means having a double name.
That said I had friend in college who had seven middle names. James Kirk from Star Trek. In other cases it has been determined by the custom of the country or by some interested segment.
In Tristram of Lyonesse 1882 by the poet AC. Swinburne the protagonist travels to Brittany where he meets another knight named Tristram. In messages to two people married coupled or not include the name of the person with a special title first or list the main recipient first.