Williams-Sullivan High School was a PreK–12 school in unincorporated Holmes County, Mississippi, with a Durant postal address. It was a part of the Holmes County School District. Its campus is currently occupied by Williams-Sullivan Elementary School. When Williams-Sullivan High was in operation, all grade levels shared the same campus.
In 2015 the high school sectors of Williams-Sullivan, S.V. Marshall High School, and J.J. McClain High School consolidated into Holmes County Central High School.
Coordinates: 33°03′54″N 89°51′43″W / 33.0651°N 89.8620°W