Roxby cum Risby is a civil parish forming part of the district of North Lincolnshire, England. The population of the civil parish at the 2011 census was 479.[1] The main settlement is Roxby. Smaller settlements include Dragonby (grid reference SE904140), High Risby (SE920147) and Low Risby (SE931148). Dragonby was a settlement of the Corieltauvi in the late Pre-Roman Iron Age.[2]