Elf Women

This isn't just the movies either, this is canon. Tolkien had at least three elf women fall in love with mortal men. And no mention of a mortal woman ever falling for an elf man that I've come across. [Edit: I tell a lie. It's at least four elf women.]

Images are from The Hobbit: An Unexpected Journey (2012), The Hobbit: The Desolation of Smaug (2013), The Lord of the Rings: The Fellowship of the ring (2001), and The Lord of the Rings: The Return of the King (2003) - all directed by Peter Jackson, New Line Cinema films.