2023 Saint John's Johnnies football team

The 2023 Saint John's Johnnies football team represented Saint John's University as a member of the Northwoods Division of the Minnesota Intercollegiate Athletic Conference (MIAC) during the 2023 NCAA Division III football season. Led by tenth-year head coach Gary Fasching, the Johnnies compiled an overall record of 8–2 with a mark of 7–1 in conference play, placing second the MIAC's Northwoods Division. Saint John's failed to advanced to the NCAA Division III Football Championship playoffs for the first time since 2013. The team played home games at Clemens Stadium in Collegeville, Minnesota.

Schedule
Saint John's announced its 2023 regular season schedule on March 1, 2023. It consisted of five home games and five away games.