Updated June 9, 2019 Share: Girl name origins & meanings Gaelic : Valiant Girl name variations Riley Riley - 3% this year Neutral Common Find out more Reilly Reilly - 5% this year Neutral Rare Find out more Boy name origins & meanings Gaelic : Valiant Boy name variations Riley Riley - 3% this year Neutral Common Find out more Reilly Reilly - 5% this year Neutral Rare Find out more How Popular Is The Name Ryley Family name origins & meanings Variant spelling of English Riley or Irish Reilly.