Andrea Heinemann Simon, a community leader in Riverdale, the Bronx, died yesterday at her home there. She was 84.
The cause was lung cancer, said her daughter, Joanna Walker.
Mrs. Simon served for more than 30 years on the board of directors of the Riverdale Mental Health Association. She also worked for the association as a fund-raiser. In addition, she was a director of the Riverdale Chapter of the United Nations Association.
Her husband, Richard L. Simon, was a co-founder of Simon & Schuster, the publishers. He died in 1960.
Mrs. Simon is survived by three daughters, Carly Simon, the singer and composer, Lucy Levine and Joanna Walker, all of Manhattan, and a son, Peter Simon of Chilmark, Mass.