birthname

/ˈbɜrθˌneɪm/
noun
  1. The surname or family name that a person is given at birth, typically the father's surname.
    • Many people choose to keep their birthname after marriage.
    • Her birthname is Johnson, but she uses her married name, Smith.
    • On the form, please write your birthname as it appears on your birth certificate.
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What does "birthname" mean? | whatsthatwordmean | whatsthatwordmean