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First name origins & meanings:

  1. Old Norse: Mighty
  2. Celtic: A pledge

First name variations: Ronnie, Ronny, Ron, Renaldo, Naldo, Ronald

Last name origin & meaning:

Irish: reduced Anglicized form of Gaelic Ó Rónáin ‘descendant of Rónán’, a personal name apparently representing a diminutive of rón ‘seal’.

Famous people who gave their babies this name: Daniel Day-Lewis, Mia Farrow