Horn is a small township of the parish of Exton, in Rutland, on Horn Lane or Ermine Street, adjacent to Exton Park. Post town, Oakham. Acreage, 946; population, 23. The property belongs to the Earl of Gainsborough. A battle, known as Loosecoat Battle, was fought at Bloody Oaks here, in 1470, when the Lancastrians were defeated by Edward IV. The living is a sinecure rectory, of small value, annexed to the vicarage of Exton, in the diocese of Peterborough. There is no church.