US Popularity Rank: 5336

Origin: Welsh

Meaning: Sea; Faithful; Loyal

Dillan is a gender-neutral name of Welsh and Irish origins. Coming from the Welsh name Dylan, it means “sea.” As your bundle of joy explores different parts of the world, this name is sure to help them keep a strong connection to the open waters. Dillan is also a variant spelling of the Irish name Dillon, which means “lion,” “faithful,” or “loyal.” Make sure your baby knows to stay faithful to their pride in every way with the name Dillan.