Updated June 9, 2019 Share: Boy name origins & meanings Celtic : Father's dark child Boy name variations Kear Kear 0 % this year Masculine Rare Find out more Care Care 0 % this year Masculine Rare Find out more How Popular Is The Name Keary Family name origins & meanings Irish : Anglicized form of Gaelic Ó Ciardha (from a personal name based on ciar ‘black’), now generally Anglicized as Carey.