David Andrew (D.A.) Hackett, formerly of Lucknow, died at Grand River Hospital, Kitchener, April 27, 2021, at the age of 91. Beloved husband of Evelyn for 66 years. Proud father of Joan and Terry Hays, Lori and Gary Melitzer, and Paul and Ellen Hackett. Lovingly remembered by his grandchildren, Richard Hays, Dennis and Amber Hays, Sara and Josh Pond, Amie and Michael Gray, Alyssa and Shane Burke, and Dylan Hackett; and four great-grandchildren. Survived by his sister-in-law, Zita Hackett. Predeceased by his parents, Harry and Loretta Hackett; sister, Lavonne (infancy); brothers, George and Alvin Hackett; and grandson, Alexander Hackett. D.A. was a long-time farmer in Ashfield Township. He was a good neighbour and friend, and enjoyed contributing to his community. Following present COVID-19 restrictions, a private funeral service will be held at the MacKenzie and McCreath Funeral Home, Lucknow. Memorial donations to the Lung Association, Lucknow Agricultural Society, or Trinity United Church, would be appreciated as expressions of sympathy. Interment, Greenhill Cemetery, Lucknow.