Lincolnshire 5 miles south-east of Barton-upon-Humber . The national grid reference is TA087178. Lat: 53:38:45N (53.6457) Lon: 0:21:24W (-0.3566) The name Thornton is from the Old English thorn+tun , meaning "village where thorn trees grow." In the 1086 Domesday Book the name is rendered as Torentune. The origin of the Curtis part