Wain Wath Force is a waterfall situated on the River Swale in the Yorkshire Dales National Park, North Yorkshire, England. The falls are located at grid reference , one kilometre upstream from the hamlet of Keld which has three other waterfalls in its vicinity, namely Kisdon Force, East Gill Force and Catrake Force. The falls in the north of England are often termed “Forces” after the Norse word “Foss” which means waterfall.

Wain Wath Force is not a substantial falls; it has a drop of only around 1.5 metres as the river flows beneath the limestone cliffs of Cotterby Scar. Despite its modest height it is popular with visitors, the Coast to Coast long distance footpath passes the falls on the north bank of the River Swale while the main motor road up Upper Swaledale passes on the south bank.