Doug Senior (born January 4, 1941) is a Canadian former professional ice hockey player. Senior played junior hockey with the TPT Petes of the Ontario Hockey Association, turning professional in 1961 with the Hull-Ottawa Canadiens of the Eastern Professional Hockey League. He went on to play nine seasons of professional hockey; winning the 1964 Adams Cup with the Omaha Knights in the Central Professional Hockey League's inaugural season, and playing parts of five seasons in the American Hockey League.