The 1919 college football season had no clear-cut champion, with the Official NCAA Division I Football Records Book listing Centre, Harvard, Illinois, Notre Dame, and Texas A&M as having been deemed national champions by major selectors Only Harvard, Illinois, and Texas A&M claim national championships for the 1919 season. Texas A&M began claiming the 1919 national championship in 2012.

The 1919 Harvard Crimson football team was an American football team that represented Harvard University as an independent during the 1919 college football season. In their first season under head coach Bob Fisher, the Crimson compiled a 9–0–1 record, shut out seven of ten opponents, and outscored all opponents by a total of 229 to 19. The team was invited to play in the 1920 Rose Bowl and defeated Oregon, 7–6.