Billie Eilish is an American songwriter and singer who is currently rising in the charts with her unique and thrilling music. Billie was born in December 2001 to parents Maggie Baird, an American actress, and father Patrick O'Connell, also an American actor.nnPatrick sparked his daughter's interest in music because he was a music fan himself. He loves the Beatles and introduced Billie to them. Meanwhile, Maggie supports Billie throughout her career by joining her on her tours around the world.