Y Wladfa (pengucapan bahasa Wales:[əˈwladva], Koloni),[2] kadang-kadang juga disebut Y Wladychfa Gymreig,[3][4] adalah permukiman-permukiman Wales di Argentina yang mulai berdiri pada tahun 1865 di wilayah pesisir Provinsi Chubut, Patagonia selatan.
↑Gwladychfa GymreigDiarsipkan 2014-02-03 di Wayback Machine., being an essay by the Rev. Michael D. Jones probably written during the early 1860s, outlining his vision of a Welsh Settlement.
↑Banner Cymru, Mercher, Mawrth 4, 1857, Cyf. I, Rhif 1, p. 7, col. C, article about a meeting in Caernarfon to discuss the advantages and disadvantages of Patagonia as somewhere to establish “Y Wladychfa Gymreig”; see also Williams, R. Bryn, Gwladfa Patagonia: The Welsh Colony in Patagonia 1865–1965 (Gwasg Prifysgol Cymru, Caerdydd, 1965), plate facing p. 33, showing printed money notes for “Gwladychfa Gymreig Patagonia”, with one also bearing the stamp “Y Wladychfa Gymreig”.