Duncan T. McCormack, age 70, of Cohasset died peacefully on March 26, 2017 from complications of a stroke he suffered two weeks ago. Duncan is survived by his daughters; Cynthia Grant and partner Gary Sheets of W. VA and Heather Compton and husband Richard of VA. Duncan is the twin brother of Donald McCormack. He is survived by his former wife, Carrie (Calderwood) Janke. Duncan is also survived by his grandchildren, Lauren, Alicia, Richard, and David and his nephews, Neil and Andrew McCormack and their families.

Duncan was a graduate of Cohasset High School, Class of 1965, and retired from a career in the US Air Force. Duncan was an active member of the American Legion, George H. Mealy Post and the Konahassett Masonic Lodge, Cohasset, MA.

Family and Friends will gather to celebrate Duncan on Saturday, April 1, 2017 during visiting hours from 10 am to 12 noon, followed by a Masonic Service at 12 noon in the funeral home. Reception to follow. In lieu of flowers, donations to honor Duncan may be made to the American Legion Scholarship Fund, George H. Mealy Post, 98 Summer St., Cohasset, MA. 02025 or to the Konahassett Masonic Lodge, PO BOX 1, Cohasset, MA. 02025 .