Cliddesden is a village and a parish in Hampshire, England located 3 miles south of Basingstoke, close to the M3 motorway. In the 2001 census it had a population of 489, increasing to 497 at the 2011 Census. The B3046 runs through the village centre.
About to the southwest lies one of the highest points on the Hampshire Downs, Farleigh Hill (208 m).