Ileen is a variant of the name Aileen (English, Gaelic, German, Irish, and Scottish).
Ileen is also a variant spelling of the name Eileen (English, Irish, and Gaelic) in the English language.
Ileen is also a variant of the name Ilene (English, Greek, and Irish) in the English language.
Ileen is not frequently used as a baby girl name. It is not listed in the top 1000. In 2018, among the family of girl names directly linked to Ileen, Eileen was the most widely used.