Dr. John was born in Cambridge (Preston), Ontario, Canada, and raised at Wasaga Beach. He came to faith at the age of eight and received the call into ministry at the age of ten.
Dr. John has pastored in New Glasgow & Dartmouth, Nova Scotia, in Ingersoll, Chatham, Barrie, and Toronto, Ontario. He was a member of the PAOC (Pentecostal Assembles of Canada) (AoG) for forty-seven years. He is now ordained with the Canadian Christian Ministers Federation
He is married to Lorna for forty-nine years. They have two married children, and six grandchildren, Rev. Al and Sonya Heath, ministering in Brantford, Ontario, at Generations Church, West Brant, and, Marty and Nicole McDonald in Barrie. Marty is a partner in Hawkey Church Management Inc, a church building company in Ontario. Now 79, Dr. McDonald still ministers powerfully and is a great encourager to the church and the younger generation. He has traveled on missions trips to Guyana, Brazil, the USA, El Salvador, Guatemala, Jamaica, Trinidad & Tobago, Ghana, Kuwait, Bahrain, Qatar, and Dubai, and is currently mentoring young evangelists. Dr. John's Website.