Peter William Marsh (born December 21, 1956) is a Canadian former professional ice hockey player.
Marsh played 230 games in the World Hockey Association and 278 games in the National Hockey League. He played for the Winnipeg Jets, Cincinnati Stingers, and Chicago Black Hawks.
Marsh has two children. His son, Adam, played with the Saint John Sea Dogs, Val-d'Or Foreurs and Charlottetown Islanders of the Quebec Major Junior Hockey League.