Mark Nelson (born July 25, 1956) is a gridiron football coach and a former professional Canadian football linebacker. He is the special teams coordinator and linebackers coach for the Carleton Ravens of U Sports. He played for seven seasons in the Canadian Football League (CFL) for the Calgary Stampeders and Saskatchewan Roughriders. He is a three-time Grey Cup champion having won as a coach in 1993, 1996 and 2016.