Donald Cassidy MILTON, ON - Donald Cassidy, 71, of Milton, Ontario passed away suddenly on May 24, 2004. Survived by sons, Brian, Michael and Brent; one daughter, Brenda, and several grandchildren. Also survived by sister, Noreen and brother, Ralph of Moncton. Predeceased by wife, Doris in 2000. Cremation and funeral mass on May 26th.