Mark Nelson (born July 25, 1956 in Edmonton, Alberta) is a former professional Canadian football linebacker who is currently the linebackers coach for the Montreal Alouettes. He played for seven seasons in the Canadian Football League for the Calgary Stampeders and Saskatchewan Roughriders. He is a two-time Grey Cup champion having won as a coach in 1993 and 1996. He played college football for the East Central Oklahoma State Tigers.