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First name origins & meanings:

  1. Irish, Scottish: Chief with helmet
  2. Gaelic: Helmeted chief

First name variations: Kennedi, Kennady, Kenny, Ken, Canady

Last name origins & meanings:

  1. Irish and Scottish: Anglicized form of Gaelic Ó Ceannéidigh ‘descendant of Ceannéidigh’, a personal name derived from ceann ‘head’ + éidigh ‘ugly’.
  2. Kennedy ancestral lands are found both in Ireland and in Scotland, where the family’s medieval ancestral seat is sited on the Ayrshire coast, facing the Irish Sea.

This name appears in the following lists: First Ladies, Cities, Presidents' Kids, U.S. Presidents