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First name origin & meaning:

Old English: Heath

First name variations: Haddon, Haddan, Haddyn

Last name origins & meanings:

  1. Scottish: variant of Howden 1.
  2. English: variant of Haddon.
  3. Irish (Ulster and County Louth): though mainly Scottish, this surname is sometimes used as an Anglicized form of Gaelic Ó hÉidín ‘descendant of Éidín’ (see Hayden).
  4. North German (Frisian): from the personal name Hadder, a derivative of any of the Germanic compound names formed with had ‘battle’, ‘strife’ as the first element.