Retired Principal, Durham District School Board, Bro. & Historian at Orono Lodge No. 325 Passed away peacefully at Lakeridge Health Bowmanville on Friday June 21, 2019, at the age of 73. Beloved husband of Margaret (nee MacDonald) for 51 years. Loving father of Jamie Henderson, Christine & Rick Vos and Jonathan Henderson.Grandpa Tuck will be forever missed by the lights of his life, his grandchildren Shannon and Nolan.Dear brother of Ruthe & Brian Colville and Rob & Jennifer Henderson. Brother in law to Anne McNamara, Randy & Darlene MacDonald, Sandra MacDonald, Donald MacDonald, Janice & John Woloshyn and the late Donna MacDonald (Bill Greaves) and the late Michael MacDonald. He will be lovingly remembered by his nieces, nephews, great-nieces and great-nephews and by the countless number of students and faculty who had the privilege to be under his guidance, and whose lives he enriched.A Celebration of Tom’s life will be held at a later date.Memorial donations may be made to Durham Hospice ~ Clarington, Hospital for Sick Children or CAMH.