Colleen Joffa Howe (February 17, 1933 – March 6, 2009) was a sports agent who founded Power Play International and Power Play Publications to manage the business interests of her husband, Hall of Fame hockey player Gordie Howe, as well as those of their sons Marty and Mark. She was married to Gordie for 55 years, until her death. As a civic leader, she brought the first Junior A hockey team to the United States, built the first indoor rink for public use in Michigan, and ran for Congress.