Harry Ells High School in Richmond, California was a major public high school serving the community from 1955 to 1985 with a gap of 3 years (1967–70) when it served as the temporary South campus of Richmond High School. It was named for Harry Leander Ells (1854–1943), a pioneering resident who served as Richmond's postmaster, a member of its first school board, and an assemblyman representing Contra Costa County.