surname vs. given name

Also called last name. the name that a person has in common with other family members, as distinguished from a first name or given name; family name.

a name added to a person's name, as one indicating a circumstance of birth or some characteristic or achievement; epithet.

to give a surname to; call by a surname.

the name given to a person, as distinguished from an inherited family name; first name; Christian name: Compare birth name ( def ).