John Isaac "Junior" Hanna (April 5, 1935 – November 20, 2005) was a Canadian professional ice hockey defenceman and coach. Hanna is considered to be the first player in the National Hockey League (NHL) of Lebanese descent. After retiring from competitive play, he was hired for several brief coaching stints in the AHL. He also served as head coach of the Cleveland Crusaders of the World Hockey Association for part of the 1974-74 season. Hanna died of cancer on November 20, 2005.