Rockingham Castle is a former royal castle and hunting lodge in Rockingham Forest, approximately two miles north from the town centre of Corby, Northamptonshire.

Rockingham Forest is a former royal hunting forest in the county of Northamptonshire, England. It is an area of some 200 sq mi (500 km2) lying between the River Welland and River Nene and the towns of Stamford and Kettering. It has a rich and varied landscape, with farmland, open pasture, pockets of woodland and villages built from local stone.