Catherine Yvonne McMullin peacefully passed away on September 5, 2022 at Haliburton Hospital at the age of 92 following a lengthy illness. Yvonne (Schickler) McMullin, beloved wife of the late George Donald McMullin, loving mother of Tim (& Laurine) McMullin of Haliburton, lovingly remembered by her grandchildren, James, Lynsey and Carleigh and their families. Yvonne was predeceased by her only brother, Harold and by her parents, Russell Schickler and Catherine Bennison. Yvonne had been a resident of Harcourt since 1993 following a move from Shelburne. Prior to retirement, Yvonne taught school for eight years and worked for a newpaper for nine years. She will be deeply missed by those who knew her.