Ilana is a feminine given name with various origins including Hebrew, Greek and Celtic. In Hebrew, it is the female form of the word ilan (אִילָן), meaning “tree,” or of the masculine name Ilan. In the Greek language, it is a variant of the name Helen, meaning "torch," "light," or "shining.” In the Celtic Languages, it is a variant of the name Alana, meaning “beautiful” or “child.”. Notable people with the name include: Ilana Adir (born 1941), Israeli Olympic sprinter. Ilana Avital (born 1960), Israeli singer. Ilana Krausman Ben-Amos (born 1949), Israeli professor.
https://en.wikipedia.org/wiki/Ilana