She is survived by her Sister Gladys Costa of Oakland; Sister-in-law Mickey D’Asquith of Ceres; Sons John (Judy) Kerr of San Lorenzo, Craig Kerr of Castro Valley; Daughters Linda (John) Martinez of San Leandro, Laurie Kerr (Kurt Hall) of Fairfield; Daughter-in-law Sylvia Kerr of San Lorenzo; Four grandsons, four granddaughters, numerous Great-grandchildren, and many nieces, nephews, and friends. Joan is proceeded in death by her Husband John Ker and Son Bruce Kerr. In lieu of flowers, donations may be made to the Ceres Women’s Club / Ceres Senior Citizens Club / St. Jude’s Ladies Guild.