Homer Kirk Grantham Sr. (May 2, 1896 – October 28, 1963) was an American football, basketball and baseball player and coach.
Grantham was a veteran of World War I.
He attended Union University in Jackson, Tennessee[1] and West Tennessee Normal School, now known as the University of Memphis.
While at West Tennessee Normal, Grantham served as the school's head men's basketball coach during the 1920–21 season.
During his tenure from 1925 to 1932, Grantham was the head coach football, basketball and baseball at the Hall-Moody Institute, now known as the University of Tennessee at Martin.