Mitchell Marner (born May 5, 1997) is a Canadian professional ice hockey right winger for the Toronto Maple Leafs of the National Hockey League (NHL). Marner was born in Markham, Ontario and grew up in Thornhill. He was selected fourth overall by the Maple Leafs in the 2015 NHL Entry Draft.
While Marner was growing up, he began developing his on ice skills with 3 Zones Hockey School. Marner played his entire minor career in the Greater Toronto Hockey League (GTHL). He played in the 2011–12 season with the Vaughan Kings and went on to win a GTHL title.
For the 2012–13 season, Marner transitioned to the Don Mills Flyers of the GTHL where he played his minor midget year, registering 86 points in 55 games. He finished second in scoring in the GTHL behind Dylan Strome (who was then playing with the Toronto Marlboros). At the end of his season with the Flyers, Marner was immediately invited to join the St. Michael's Buzzers of the Ontario Junior A Hockey League, where he went on to win a championship.