Carilee is of American origin, derived from the English name Caroline. It means 'strong' or 'vigorous', originating from the Germanic words 'caro' meaning 'strong' and 'leech' meaning 'surf'. The name gained popularity in the United States during the 20th century.
"Carilee saw a spike in popularity with 8 births in 1960, followed by a dip to 6 births in 1963, totaling 14 babies named Carilee over those two years."