Maggie Gyllenhaal is a person.
Maggie Gyllenhaal . Part of the Gyllenhaal family , she is the daughter of filmmakers Stephen Gyllenhaal and Naomi Achs and the older sister of actor Jake Gyllenhaal . She began her film career as a teenager with roles in her father 's films and appeared alongside her brother in the psychological horror film Donnie Darko ( 2001 ) . For her performance in Sherrybaby ( 2006 ) , she was nominated for the Golden Globe Award for Best Actress in a Motion Picture -- Drama . For her performance in the musical-drama Crazy Heart ( 2009 ) , she was nominated for the Academy Award for Best Supporting Actress .