Hainault

Hainault may refer to:


 * An older spelling for the County of Hainaut (across the border of modern-day Belgium and France)
 * Hainault, London, a suburban area of London, UK
 * Hainault Bulldogs, a rugby league team, Dagenham, Essex
 * Hainault Depot, on the London Underground Central line
 * Hainault Forest, a country park in London
 * Hainault Forest High School, former name of The Forest Academy, London
 * Hainault Lodge, a nature reserve in London
 * Fairlop Loop, a branch line of the former Great Eastern Railway, London, now a portion of the Hainault Loop on the London Underground Central line
 * Hainault tube station, station on the London Underground Central line