William Scott Bowman is a Canadian former professional ice hockey head coach. He holds the record for most wins in National Hockey League (NHL) history, with 1,244 wins in the regular season and 223 in the Stanley Cup playoffs, and his 14 Stanley Cup wins ranks second most of all time for any player, coach or executive. He coached the St. Louis Blues, Montreal Canadiens, Buffalo Sabres, Pittsburgh Penguins, and Detroit Red Wings. He was most recently the senior advisor of hockey operations for the Chicago Blackhawks until he stepped down in July 2022. Bowman is often regarded as the greatest coach in NHL history.
As head coach, Bowman has won a record nine Stanley Cup championships; five with the Canadiens (1973, 1976, 1977, 1978, and 1979), one with the Penguins (1992) and three with the Red Wings (1997, 1998, and 2002). He has also won the Stanley Cup five times as a member of an organization's front office. He was director of player development for the 1991 Penguins, consultant with the 2008 Detroit Red Wings, and senior advisor of hockey operations for the 2010, 2013, and 2015 Chicago Blackhawks. Bowman is the only NHL coach to lead three teams to Stanley Cup victories.