Marcus Adams (born July 20, 1979 in Indianapolis, Indiana) is a Canadian football defensive tackle who most recently played for the Edmonton Eskimos. He was originally signed by the Roughriders as an undrafted free agent in 2003 and played 8 seasons there before being released. He played college football at Eastern Kentucky. Adams was signed by the Eskimos on April 20, 2011. Adams was released by the Eskimos on June 25, 2011.