Motherby is a village in the Eden district of Cumbria, located about 5 miles west of Penrith and 1½ miles south-west of the village of Greystoke. Motherby is situated by the River Petteril. Historically, Motherby and the hamlet of Greystoke Gill formed a township in the ancient parish of Greystoke in Cumberland. Today Motherby is part of Greystoke Civil Parish.
MOTHERBY, with Gill, a township, in the parish of Greystock, union of Penrith, Leath ward, E. division of Cumberland, 6½ miles (W. by S.) from the town of Penrith; containing 85 inhabitants.