Grimsthorpe is a hamlet in the South Kesteven district of Lincolnshire, England.

Grimsthorpe Park was the seat once of the Duke of Ancaster, afterwards of Lord Gwyder; is now the seat of Lord Willoughby d'Eresby; was built partly in the time of Henry III., but principally by the Duke of Suffolk, to entertain Henry VIII.

; is a large, irregular, but magnificent structure; and stands in an ornate park, about 16 miles in circuit.

A Cistertian abbey, founded about 1451, by the Earl of Albemarle, and called Vallis Dei, or, vulgarly, Vaudy, formerly stood in the park, about a mile from the castle.

[6] The majority of employment in the village is in agriculture, at Grimsthorpe Castle, or at the Black Horse public house.