Theddlethorpe All Saints or West Theddlethorpe[1] is a village and civil parish about 10 miles (16 km) from Louth, in the East Lindsey district, in the county of Lincolnshire, England.

[2] The parish touches Gayton le Marsh, Great Carlton, Saltfleetby and Theddlethorpe St Helen.

[7] Hall Farmhouse is a Grade II listed 16th-century red-brick house, altered about 1680 with more alterations in the late 18th and 19th centuries.

[8] Within the parish there is a medieval moat, extant in 1963 but now only visible as cropmarks.

A hearth tile bearing the arms of the Angevin family was found when excavation took place in the moated enclosure near Theddlethorpe All Saints’ church.