Ileah is a feminine name with American English pronunciation as eye-LEE-uh (/aɪˈliə/). It is a variation of the name Ilea. The origin of the name Ileah is uncertain, but it is believed to have Hebrew roots meaning "loyal" or "faithful." Although not very common, Ileah has been given to a small number of newborns in the United States over the years. Its popularity fluctuates, with some years seeing more occurrences than others. Despite its rarity, Ileah carries a unique and meaningful association for those who choose it for their baby girl.