Colby Joseph Armstrong (born November 23, 1982) is a Canadian former professional ice hockey player who played in the National Hockey League (NHL) for the Pittsburgh Penguins, Atlanta Thrashers, Toronto Maple Leafs and Montreal Canadiens in a 9-year career.
He currently serves as an NHL analyst for Sportsnet.
Armstrong's younger brother, Riley briefly played in the NHL, with the San Jose Sharks.