Llandyfriog
{{Short description|Community in Ceredigion, Wales}}
{{Use dmy dates|date=October 2019}}
{{Use British English|date=January 2023}}
{{Expand Welsh|date=January 2023}}
{{Infobox UK place
| country = Wales
| welsh_name = Llandyfrïog
| static_image = Phone box at Llandyfriog - geograph.org.uk - 922351.jpg
| coordinates = {{coord|52.045305|-4.434752|display=inline,title}}
| cardiff_distance_mi = 66.5
| cardiff_distance_km = 107.1
| london_distance_mi = 187.8
| london_distance_km = 302.3
| unitary_wales = Ceredigion
| community_wales = Llandyfriog
| constituency_welsh_assembly =
| constituency_westminster = Ceredigion Preseli
| post_town = NEWCASTLE EMLYN
| postcode_district = SA38
| postcode_area = SA
| post_town1 = LLANDYSUL
| postcode_district1 = SA44
| postcode_area1 = SA
| dial_code = The community includes
| os_grid_reference = SN 3312 4134
| population = 1835
| map_type =
| module= {{Collapsible list
| framestyle=border:none;text-align:center; padding:0; |title=Community map
|1=240px
Map of the community
}}
}}
Llandyfriog is a community in Ceredigion, Wales. It includes the Adpar part of Newcastle Emlyn and the villages, Bangor Teifi, Trebedw, Bryndioddef-isaf, Glyncaled, Berthyfedwen, Pont Ceri and Llanfair Orllwyn.[http://www.e-gymraeg.com/enwaucymru/chwilio.aspx/Llandyfrïog Bangor University Placenames Unit (Canolfan Bedwyr)]; {{Webarchive|url=https://web.archive.org/web/20160306004439/http://www.e-gymraeg.com/enwaucymru/chwilio.aspx/Llandyfr%C3%AFog |date=6 March 2016 }} accessed 9 May 2014 In 2011, the population of the community was 1835 with 54.7% able to speak Welsh.[http://wales.gov.uk/statistics-and-research/census-population/?lang=en Welsh Government website; 2011 Census Returns and stats]; {{Webarchive|url=https://web.archive.org/web/20140530161647/http://wales.gov.uk/statistics-and-research/census-population/?lang=en |date=30 May 2014 }} accessed 9 May 2014.
Gerard H. L. Fitzwilliams M.D., Ch.B., F.R.C.S., (1882–1968), was a British physician who worked in Hong Kong and a spy in Russia at the end of WWI; he was born in the village.