Passed away peacefully on Sunday December 17, 2017 at The Bridge Hospice in Warkworth ON, at the age of 75.Beloved husband of the late Joyce. Loving father of Monica (Des), Ed (Kerri), Scott (Deb), and Neil (Michelle).Cherished grandfather of Jessica, Steven, Jeremy, Vanessa, Jonathan, Ethan, Aydan, Faith, and Marissa.Dear brother Glen (Ev), Grant, Elaine Grabko (Vic), and the late Carolyn Fice.Visitation will take place at MOUNT LAWN FUNERAL HOME , 21 Garrard Road. (905-443-3376) on Friday December 22, 2017 from 1 - 2:30 p.m. with a funeral service to commence in the chapel at 2:30 p.m.Interment to follow in Mount Lawn Cemetery.If desired donations in memory of Irwin can be made to the Diabetes Association.