Marc Antoine-Pion joined the McGill lacrosse coaching staff in August 2023. He is a graduate of Collège Brebeuf, IMG Academy ('15), Harvard University (AB '19) and Johns Hopkins University ('20), where he was a defensive midfielder. He was selected in the fourth round (59th overall) by the Philadelphia Wings of the 2020 National Lacrosse League Entry Draft. In his day job, he serves as vice-president (strategy & communications) at Teneo, a business management consultancy firm in Montreal.