Lyell \l-yell, lye-ll\ as a boy's name is a variant of Lisle (English), Lyall (Old Norse) and Lyle (Old French), and the meaning of Lyell is "wolf; the island".

The baby name Lyell sounds like Lysle, Lowell and Loyall. Other similar baby names are Lydell, Lavell, Larell, Ladell, Levell, Lyinell, Lonell, Lovell and Ledell.