Kaelan, of Irish origin, is a unisex given name that means "companion" or "slender". It is derived from the Irish word 'caol' which translates to slender. Kaelan gained popularity in English-speaking countries during the late 20th century and has since maintained a steady presence in naming trends. Spelling variations of this name include Kaelen, Caolan, and Caellen. The name Kaelan is often associated with Irish culture and heritage, reflecting its Celtic roots.
The name Kaelan experienced significant popularity from the late 1980s to the mid-1990s, peaking at 91 births in 1998. However, its usage has steadily declined since then, reaching a low of 12 births in 2022. Overall, Kaelan has been given to 1470 newborns between 1987 and 2023.