Family
- father Gustav Schwarzenegger: Former member of the Nazi Party
- mother Aurelia Schwarzenegger: Died at age 76 on Aug. 2, 1998; collapsed while visiting her husband's grave
- daughter Katherine Eunice Schwarzenegger: Born Dec. 13, 1989; mother, Maria Shriver
- daughter Christina Maria Aurelia Schwarzenegger: Born July 23, 1991; mother, Maria Shriver
- son Patrick Schwarzenegger: Born Sept. 18, 1993; mother, Maria Shriver
- son Christopher Sargent Shriver Schwarzenegger: Born Sept. 27, 1997; mother, Maria Shriver
- mother-in-law Eunice Kennedy Shriver: Sister of former President John F. Kennedy; founded the Special Olympics and championed the rights of the mentally disabled; died Aug. 11, 2009 at age 88
- father-in-law Robert Sargent Shriver Jr: Was the driving force behind the creation of the Peace Corps; also the 1972 vice presidential candidate; diagnosed with Alzheimer's disease in 2003
Companions
- Brigitte Nielsen:
- Companion Barbara Outland Baker: Lived together from 1969-1974; wrote a book about their relationship in 2006, Arnold and Me: In the Shadow of the Austrian Oak
- Companion Sue Moray: Began dating in July 1977 and split after he met future wife Maria Shriver
