Suddenly at home on Tuesday, May 23, 2017. Beloved wife of Thomas for 54 years. Loving mother of Colin (and wife Francine) and Julie Clarke. Cherished grandmother of Julian Raymond Sandy. Predeceased by her siblings George Foster and Lois Drinkwalter and parents George and Marion Foster. Joan will be missed by all of her family and friends. Visitation will be held on Saturday, May 27th from 12 noon until time of Funeral Service at 1 p.m. at the R.S. Kane Funeral Home, 6150 Yonge Street (at Goulding, south of Steeles). Interment Highland Memory Gardens. In lieu of flowers, donations to Thornhill Seniors Club would be appreciated. Condolences may be made at www.rskane.ca