Joan Simon Cohen, 86, of Farmington, formerly of West Hartford, died August 22. Born in New York City, she was the daughter of the late Madeline and Murray Simon. She is survived by her children, Melissa A. Cohen of Red Hook, N.Y., Gail A. Cohen of Sebastopal, Calif., and Lawrence G. Cohen and his wife Amy of Weston; and her grandchildren, Madeline and Emma Stessman, Caleb and Luc Stone, and Henry and Abby Cohen. She was predeceased by her daughter, Jan S. (Cohen) Stessman. She was a member of Congregation Beth Israel in West Hartford.