Jack & Jill are a pair of windmills officially known collectively as the Clayton Windmills.
Jill is a post mill originally built in Dyke Road, Brighton, in 1821. In 1852 she was moved to Clayton by a team of horses and oxen. Jill is still in working order and open to the public where she produces flour that is sold to visitors.
Jack is a five-storey tower mill built in 1866 to replace Duncton Mill and Worked as a pair with Jill. Jack worked until c.1907. Unusually Jack mill has a male name as almost every other mill in the country is considered female.