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given name vs. family name

given name
[giv-uhn neym] / ˈgɪv ən ˈneɪm /

noun

given names plural

  1. the name given to a person, as distinguished from an inherited family name; first name; Christian name.

    His given name is John.
family name

noun

family names plural

  1. the hereditary surname of a family.

  2. a given name frequently used in a family.