Terry David Mulligan married Meg Mulligan in the year 1977 and have been together since. He has four children. And their names are Mindy, Sean, Fynn, and Kate. Likewise, he also has three grandchildren and their names are Kyle, Raleigh, and Avelyn. Moreover, their children sometimes appear on Mulligan Stew.
In an August 2007 radio interview on Sounds Like Canada, Kate and her father discussed an article by Kate, published in The Tyee, called “Growing up Mulligan”, a humorous account of life with Mulligan.