William O'Sullivan Obituary

With heavy hearts, we announce the death of William O'Sullivan of Markham, Ontario, born in Montréal, Québec, who passed away on February 15, 2022 at the age of 73. Family and friends can send flowers and condolences in memory of the loved one. Leave a sympathy message to the family on the memorial page of William O'Sullivan to pay them a last tribute.

He was loved and cherished by many people including: his father William G. O'Sullivan; his son Jeffrey William O'Sullivan of Port St; his siblings, Valerie (Dave), Carol Ann (Brian) and Cliff (Judy); his brother-in-law Christopher (Beth); his nieces, Kathleen (Pierre), Kelly (Ian), Amy (Kris) and Alexis (Warren); his nephew Jason; and his sister Julie of Markham.