Updated June 9, 2019 Share: Boy name origins & meanings Old English : Happy spearScottish : Oak tree ford Boy name variations Adger Adger 0 % this year Masculine Rare Find out more Adar Adar + 55% this year Neutral Rare Find out more Agar Agar 0 % this year Masculine Rare Find out more Adair Adair + 23% this year Neutral Rare Find out more Family name origins & meanings English (mainly Essex) : variant of Alger.French : from an Old French personal name of Germanic origin, Adigari, equivalent to English Edgar.Danish : habitational name from any of several places called Ager, meaning ‘plowed land’.