John Michael Gaudreau (born August 13, 1993) is an American professional ice hockey winger for the Calgary Flames of the National Hockey League (NHL). He played for the NCAA Division I's Boston College Eagles from 2011 to 2014. Gaudreau was selected by the Flames in the fourth round, 104th overall, of the 2011 NHL Entry Draft. Nicknamed "Johnny Hockey," he was the 2014 winner of the Hobey Baker Award as the best player in the NCAA, and, during his first full NHL season in 2014–15, he was selected to play in the 2015 NHL All-Star Game and was a Calder Memorial Trophy finalist for the NHL's best rookie. He won the Lady Byng Memorial Trophy as the NHL's most gentlemanly player for the 2016–17 season.
Gaudreau was born in Salem, New Jersey, but grew up in Oldmans Township, New Jersey. As a youth, Gaudreau played for Penns Grove little league baseball, and played in the 2006 Quebec International Pee-Wee Hockey Tournament with a minor ice hockey team from Hershey, Pennsylvania. He attended Gloucester Catholic High School in Gloucester City, New Jersey, across the Delaware River from Philadelphia. He graduated from Dubuque Senior High School in Dubuque, Iowa.