Thomas Finan Lockhart was an American ice hockey administrator, business manager, and events promoter. He was president of the Eastern Hockey League from 1933 to 1972, and was the founding president of the Amateur Hockey Association of the United States (AHAUS) in 1937, which later became USA Hockey. He led AHAUS into the International Ice Hockey Association in 1940, then into the Ligue Internationale de Hockey sur Glace in 1947. He managed operations at Old Madison Square Garden, introduced fans to innovative on-ice promotions which made amateur hockey a profitable event. He was the business manager of the New York Rangers for six years, and was inducted into both the Hockey Hall of Fame and the United States Hockey Hall of Fame, and is a recipient of the Lester Patrick Trophy for building the game in the United States.

The Eastern Hockey League was a minor professional United States ice hockey league.