Henry William Sprague "Peg" Cleghorn, also known as "The Big Train", was a Canadian professional ice hockey player from Westmount, Quebec who played 17 professional seasons between 1911 and 1929 for the Renfrew Creamery Kings and Montreal Wanderers in the National Hockey Association (NHA) and the Ottawa Senators, Montreal Canadiens and Boston Bruins in the National Hockey League (NHL). He was a member of three Stanley Cup championship teams, winning with the Senators in 1920 and 1921 as well as with the Canadiens in 1924. His brother Odie was also a professional player and the two played several seasons together.

The Renfrew Hockey Club, also known as the Creamery Kings and the Millionaires, was a founding franchise in 1909 of the National Hockey Association, the precursor to the National Hockey League. The team was based in the founder Ambrose O'Brien's hometown of Renfrew, Ontario.