John Isaac "Junior" Hanna (April 5, 1935 – November 20, 2005) was a Canadian professional ice hockey defenceman and coach.

Hanna was one of first players in the National Hockey League (NHL) to be of Lebanese descent.

He played junior hockey for the Trois-Rivières Lions and the Chicoutimi Sagueneens before signing a professional contract.

[2] He played 198 games in the NHL[1] with the New York Rangers, Montreal Canadiens and Philadelphia Flyers.

He also served as head coach of the Cleveland Crusaders of the World Hockey Association for part of the 1974-75 season.