Popularity: 1729
Origin: Gaelic
Meaning: Slender
Kellan is a gender-neutral name of Gaelic origin, meaning “slender.” This name is believed to be an Anglicized version of the Irish name Caoilfhionn with caoil meaning “slender” and fionn translating to “fair.” Kellan has many spelling variations, including Kellen, Kellyn, and Keelan, providing an abundance of unique options for naming your little one.