Peacefully at Parkwood Hospital, London on April 12, 2012, John (Jack) Barnett Mather of London in his 87th year. Husband of the late Doreen Mather (2010). Dear father of Michael (Jayne) of Saugeen Shores, Dann of London and Philip (Lynn) of Glencoe. Loving grandfather of Erin, Jennifer, Nathan (Michelle), Nickolas (Cora), Derrick (Melissa), Samantha (Greg) and Rachel (Brad). Great Grandfather of Skylar, Grace, Sophia, Abby, Bryson, Selena, Trinity, Jacqulyn, Logan and brother-in-law of Carol Mather of Vancouver. Predeceased by his parents John Mather and the former Mabel Buchan, by his infant daughter and by his brother Clifford Mather. Visitation will be held on Sunday, April 15, 2012 from 10:30am until the time of funeral service at 11am at Needham Funeral Service (520 Dundas St.,London). Memorial contributions to the Parkinson Foundation or Parkwood Hospital would be appreciated as expressions of sympathy.