Dowsby is a village and civil parish in the South Kesteven district of Lincolnshire, England. It is situated on the western edge of The Fens at the junction of the east–west B1397 road and the north–south B1177. It is 1 mile (1.6 km) north-east from Rippingale and just south of Pointon. The civil parish includes the hamlet of Graby. Nearby to the east, along the B1397 at Dowsby Fen, is Car Dyke. The civil parish population taken at the 2011 census was 204.