Clennell Township, 1848
CLENNELL, a township, in the parish of Allenton, union of Rothbury, W. division of Coquetdale ward, N. division of Northumberland, 10¼ miles (W.N.W.) from Rothbury; containing 18 inhabitants. This place was the seat and manor of the family of Clennell, and in the 18th of Edward I. was possessed by Thomas Clennell, who in that year obtained a grant of free warren. Luke Clennell, Esq., who resided here, was high sheriff of the county in 1727; and William Wilkinson, Esq., who came to the property by marriage, filled the same office in 1758. The township consists entirely of steep porphyritic hills, covered with short grass, and occupied as sheep-walks, and is situated on the east side of the Alwine, one mile north from Allenton.
Extract from: A Topographical Dictionary of England comprising the several counties, cities, boroughs, corporate and market towns, parishes, and townships..... 7th Edition, by Samuel Lewis, London, 1848.