Marnie Mosiman was born on March 6, 1951 in Minneapolis, Minnesota, USA. She is an actress, known for Princess Mononoke (1997), What Women Want (2000) and Hero (1992). She has been married to John de Lancie since March 20, 1984. They have two children.
Lois Foraker, Gregory Itzin and she were awarded the 1986 Drama Logue Award for Outstanding Ensemble Performance for "Rogues Gallery," in a Sundays at the Itchey Foot production at the Mark Taper Forum Theatre in Los Angeles, California.