The 1951 Cal Aggies football team represented the College of Agriculture at Davis—now known as the University of California, Davis—as a member of the Far Western Conference (FWC) during the 1951 college football season.
Led by third-year head coach Ted Forbes, the Aggies compiled an overall record of 5–4 with a mark of 3–1 in conference play, winning the FWC title.
As FWC champion, they were invited to a postseason bowl game, the Pear Bowl, played in Medford, Oregon, where they lost to the Pacific Badgers of Forest Grove, Oregon, co-champions of the Northwest Conference.
The Cal Aggies outscored their opponents 175 to 160 for the season.
They played home games at Aggie Field in Davis, California.