They have four children: Katherine Eunice Schwarzenegger (born December 13, 1989 in Los Angeles); Christina Maria Aurelia Schwarzenegger (born July 23, 1991 in Los Angeles); Patrick Arnold Shriver Schwarzenegger (born September 18, 1993 in Los Angeles); and Christopher Sargent Shriver Schwarzenegger (born September 27, 1997 in Los Angeles)