Waddingham is a village and civil parish in the West Lindsey district of Lincolnshire, England. It is geographically situated 1.5 miles (2.4 km) to the east of the A15 road, 10 miles (16 km) south-east from Scunthorpe and 16 miles (26 km) north from Lincoln. According to the 2001 Census Waddingham had a population of 548.