Ancient parish in Northampton archdeaconry of the diocese of Lincoln, until the creation of the diocese of Peterborough in 1541.
Grafton Underwood [centre, green] surrounded by [clockwise, from the top] Brigstock [yellow], Sudborough [blue], Lowick [pink], Slipton [blue], Cranford St Andrew [orange], Barton Seagrave [pink], Warkton [blue], Weekley [green] and Geddington [orange] – all of which were ancient ecclesiastical parishes.
28 August 1891: Rev. Hon. C. Vernon, member, Berkshire Society, has following pure bred Berkshire pigs for sale: 6 boars, 6 months old; 5 sows, 6 months; 2 boars, 8 months; also many younger boars and gilts, at moderate prices. Grafton, Kettering
15 April 1953: County court judgment against Mr A. S. Smith, Grafton Underwood, taxi proprietor