# Dated Caroline Thompson
# Uncle-in-law of Jenna Elfman.
# Uncle of Bodhi Elfman
# His older brother is director Richard Elfman.
# His mother is Blossom Elfman, an author of children's books.
# Elfman fans discuss his current and past work in the usenet group rec.music.artists.danny-elfman.
# The past, present and future of Elfman and the other members of Oingo Boingo are also discussed at alt.fan.oingo-boingo.
# Wrote the score for Black Beauty (1994) for his two daughters from a collapsed marriage. Released a solo album in 1984, So-Lo, which happened to feature most of the band members from Oingo Boingo.
# Signed a non-exclusive contract with Disney to write, produce, and direct films, while continuing to compose for Disney and other studios. 
# Often composes scores for Tim Burton's films
# Engaged to Bridget Fonda (March 2003)
# Claims Bernard Herrmann as a heavy influence on many of his scores.
# Owns a dachshund.
# He and Howard Shore have both formed hit bands (Oingo Boingo and The Blues Brothers), both scored films for Peter Jackson (The Frighteners (1996) and The Lord of the Rings: The Fellowship of the Ring (2001) and others), both scored films for Tim Burton (Elfman has scored everything but Ed Wood (1994), which Shore scored), and both scored a Hannibal Lecter film (Red Dragon (2002) and The Silence of the Lambs (1991)).
# Composed comic book scores from Dick Tracy (1990), Darkman (1990), Batman (1989), Batman Returns (1992), Men in Black (1997), Men in Black II (2002), Spider-Man (2002), Spider-Man 2 (2004), and Hulk (2003).
# Admires Peter Lorre.
# Was in the theater band Mystic Knights Of The Oingo Boingo, which later morphed into Oingo Boingo.
# Son Oliver Elfman was born mid January 2005
# Son-in-law of Peter Fonda.
# Brother-in-law of Justin Fonda.
# It is sometimes believed that Elfman may have been born in Amarillo, Texas, but that is, apparently, due to a joke that he once made. He was actually born in Los Angeles County, California.
# Father of Mali Elfman.