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In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Trewyn like this:
TREWYN, a township in Corwen parish, Merioneth; near Corwen. Pop., 142.
Trewyn is now part of DENBIGHSHIRE District. Click here for graphs and data of how DENBIGHSHIRE has changed over two centuries. For statistics about Trewyn itself, go to Statistics.
How to reference this page:
GB Historical GIS / University of Portsmouth, History of Trewyn, in Denbighshire and Merionethshire | Map and description, A Vision of Britain through Time.
URL: https://www.visionofbritain.org.uk/place/23376
Date accessed: 08th April 2026
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Trewyn".