Chynoweth is the son of the late Ed Chynoweth, who was president of the Canadian Hockey League between 1975-1995. Dean spent 9 seasons in the NHL as a defenseman with the Boston Bruins and New York Islanders between 1988-1998. Prior to Toronto, Chynoweth was an assistant coach for the Carolina Hurricanes.
Lambert, also a former player, was an assistant coach with Washington Capitals and the New York Islanders before taking on the head coaching job with the Isles from 2022-2024, fired midway in the season.
Unclear is the return of Leafs assistants Mike Van Ryn & Guy Boucher, who have been speculated as potential exits. Assistant Manny Malhotra was recently named head coach of the AHL Abbotsford Canucks.