[1] The roots of the school lie in the Mary Sowers School for Girls, founded by United Brethren in Christ (UBC) missionaries at Rotifunk.
[1] Julius Gulama taught at the school before he became a paramount chief in 1928.
[3] The American missionary Esther L. Megill taught biology at Harford for a year in 1957, and later published her reminiscences of the school.
[4] From 1961 to 1965 William Henry Fitzjohn and his wife Alice served as Principal and Vice-Principal of Harford School.
[5] John K. Yambasu, later Bishop, was a senior teacher and school chaplain from 1982 to 1990.