Clitheroe is a town and civil parish in the Borough of Ribble Valley, Lancashire, England; it is located 34 miles (55 km) north-west of Manchester. It is near the Forest of Bowland and is often used as a base for tourists visiting the area. In 2018, the Clitheroe built-up area had an estimated population of 16,279.

The Honour of Clitheroe is an ancient grouping of manors and royal forests centred on Clitheroe Castle in Lancashire, England; an honour traditionally being the grant of a large landholding complex, not all of whose parts are contiguous. In the case of Clitheroe, this complex was loosely clustered around the ancient wapentake of Blackburnshire.