Updated April 18, 2022

Girl name origins & meanings

  • Gaelic : Valiant

Girl name variations

Riley
Ryley

Boy name origins & meanings

  • Gaelic : Valiant

Boy name variations

Riley
Ryley

How Popular Is The Name Reilly

Family name origins & meanings

  • Irish : reduced form of O’Reilly, an Anglicized form of Gaelic Ó Raghailligh ‘descendant of Raghailleach’, Old Irish Roghallach, of unexplained origin.

Famous people who gave their babies this name

Roma Downey

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