Pro hockey player in the position of defenseman, whose played ice hockey for the Boston Bruins of the NHL. He was part of the gold medal-winning team at the 2015 IIHF World U18 Championship and he was also a member of the bronze medal-winning U-20 team at the 2016 World Junior Ice Hockey Championships.
He's originally from Long Beach, New York and attended Long Beach High School for one year before moving to Pioneer High School in Ann Arbor, Michigan when he joined the USA Hockey developmental team.
On April 12, 2017, he made his NHL debut for the Boston Bruins in their first playoff game of the season, a 2-1 victory over the Ottawa Senators. Despite having no prior NHL experience he logged the second most ice time on the team.
His parents are Charles and Jennifer McAvoy and he has an older sister Kayla and younger sisters Holly and Heather.