Roxby cum Risby is a civil parish forming part of the district of North Lincolnshire, England.
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.
- ^ Martin Millett, 1992, The Romanization of Britain, p. 24.
Coordinates: 53°38′13″N 0°36′09″W / 53.636855°N 0.602476°W