"It is with deep sadness that the family of Nancy Motes ... confirms that she was found dead in Los Angeles yesterday of an apparent drug overdose," the family said in a statement Monday.
"There is no official report from the coroner's office yet. The family is both shocked and devastated."
Julia Roberts is a current Oscar nominee for Best Supporting Actress for her performance in "August: Osage County."
Celebrity Families of 2014 [PHOTOS]