The 2020 Sacred Heart Pioneers football team represented Sacred Heart University as a member of the Northeast Conference (NEC) in the 2020–21 NCAA Division I FCS football season.

Sacred Heart qualified for the NEC Championship Game and defeated Duquesne to win the conference title.

The Pioneers advanced to the NCAA Division I Football Championship playoffs, losing in the first round to Delaware.

Sacred Heart played home games at Campus Field in Fairfield, Connecticut.

Sacred Heart had games scheduled against Stony Brook (September 26) and Penn (October 10), which were later canceled before the start of the 2020 season.