Aarin is an uncommon name of American origin, derived from the Irish Gaelic name Árainn. It is thought to mean 'little choice' or 'grace'. The name gained some popularity in the United States during the late 20th century but remains relatively rare today.
"From the late 1970s to recent years, 'Aarin' has seen fluctuating popularity, peaking with 71 births in 2020 and declining slightly to 41 births in 2023, totaling 868 births over this period."