Gary Goodyear was first elected to the House of Commons in 2004 and re-elected in 2006, 2008 and 2011.

In July 2013, Mr. Goodyear was appointed Minister of State (Federal Economic Development Agency for Southern Ontario). Previously, he was appointed Minister of State (Science and Technology) in October 2008, and to the additional position of Minister of State (Federal Economic Development Agency for Southern Ontario) in August 2009.

Prior to entering federal politics, Dr. Goodyear practised chiropractic medicine and worked as an advisor to investment firms in the biomedical industry.

Dr. Goodyear was a co-designer of a three-year post-graduate sports fellowship program. He also co-authored "Practice Guidelines" and was Public Relations Director and President for the College of Chiropractic Sports Sciences in Toronto. Dr. Goodyear has taught at the Canadian Memorial Chiropractic College and the University of Waterloo. He has worked with many athletes, both amateur and professional, including serving as medical services chair for the Ontario Special Olympics.

Dr. Goodyear attended the University of Waterloo specializing in kinesiology and psychology before graduating from the Canadian Memorial Chiropractic College.

He and his wife, Valerie, have two children.