Proper noun
A habitational surname from Old English.
The villages of Green Hammerton and Kirk Hammerton in North Yorkshire, England.
Source: en.wiktionary.orgJ.A. Hammerton, Outline of Great Books, New York, Wise & Co., 1937 The Reverend John Smith (later the Rector of St Mary the Virgin in Baldock ) was then engaged to transcribe the diaries into plain English. Source: Internet
The first known brewery to use oysters as part of the brewing process of stout was in 1938 by the Hammerton Brewery in London, UK. Source: Internet