The comprehensive gazetteer and bibliography of the medieval castles, fortifications and palaces of England, Wales, the Islands.
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In 1343 Nov 20, Johannes Heronn [Heroun] (Sir John Heron) was granted, by Edward III, (In year 17 of his reign) a Royal licence to crenellate Crawelawe (Crawley Tower)
Licence for John Heroun to crenellate his dwelling-place of Crawelawe, co. Northumberland. By p.s. (CPR)

Johannes Heronn ... mansum ... Crawelawe, Northumbr. (Turner and Parker)

Granted at Westminster. Grant by privy seal.


The tenurial history of Crawley requires further investigation but, as a younger son, there is a possibility of some question as to John's holding.

Original source is;

(In fact, the original source given is usually a transcription/translation of what are precious medieval documents not readily availably. It should be noted that these transcription/translations often date to the nineteenth or early twentieth centuries and that unwitting bias of transcribers may affect the translation. Care should also be taken to avoid giving modern meaning to the medieval use of certain stock words and terms. Licentia is best translated as 'freedom to' not 'permission'.)

Significant later sources are;

Sir John Heron
The Heron's were a prominent Northumberland knightly family. A John Heronn sat in parliament in 1357-8 as a representative for Wallingford.

Sir John Heron of Eppleton or Crawley ancestor of Herons of Eshot, younger brother of William Heron (granted licence to crenellate Ford 1338). His son was Sir William Heron of Applynden, Lord Say.

More information about licences to crenellate can be found here.

Please do inform Gatehouse if you see any errors, can add information or can otherwise help to improve this resource. Please contact Gatehouse.

Record created by Philip Davis. This record last updated on Sunday, October 4, 2015.