Sudbury Hill is a London Underground station on the Uxbridge branch of the Piccadilly Line in Sudbury / Greenford, in northwest London. The station is between Sudbury Town and South Harrow. The station is in Travelcard Zone 4. It is located on Greenford Road north of the junction with Whitton Avenue. It is also located in both London Boroughs of Harrow.

Sudbury Hill station was opened on 28 June 1903 by the Metropolitan District Railway (MDR, now the District Line) on its new extension to South Harrow from Park Royal & Twyford Abbey.

About 200m to the north is Sudbury Hill Harrow National Rail station.