Addlethorpe is a small village situated just off the A52 west of Ingoldmells in the East Lindsey district of Lincolnshire, England. Addlethorpe is recorded in the 1086 Domesday Book with 102 households and two churches. The parish church is dedicated to Saint Nicholas and is a Grade I listed building dating from the 15th century, being restored in 1875. Both the tower and the font are 15th-century, and the pulpit is early 18th-century. It lost its chancel in 1706. In the churchyard is the lower half of a 14th-century churchyard cross, which is both Grade II listed, and a scheduled monument.