Reuben Fletcher Booth (June 7, 1878 – March 15, 1953) was an American college football and college baseball player and coach.

He served as the ninth head football coach at Kansas State Agricultural College, now Kansas State University, holding the position for one season in 1904 and compiling a record of 1–6.

Booth attended high school in Evanston, Illinois, and graduated from Northwestern University in 1903 with a degree in mathematics.

Booth also reportedly coached the Kansas State baseball team in 1905.

This biographical article relating to a college football coach first appointed in the 1900s is a stub.