Name Details - FamilyEducation

Meaning and Origin of: Kelly

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First name origins & meanings:

  • Scandinavian : Clear mountain spring
  • Irish : Church; warrior; wood; holly; farm by the spring
  • German : Swamp
  • Irish : Powerful
  • Irish : Warrior

Last name origin & meaning:

  • Irish : Anglicized form of Gaelic Ó Ceallaigh ‘descendant of Ceallach’, an ancient Irish personal name, originally a byname meaning ‘bright-headed’, later understood as ‘frequenting churches’ (Irish ceall). There are several early Irish saints who bore this name. Kelly is now the most common of all Irish family names in Ireland.

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