Dal 1965 al 1991 fu operativa nel villaggio una centrale nucleare.<ref name=magnox/>
==Personaggi celebri==
* [[Morgan Lloyd]], politico<ref>[http://wbo.llgc.org.uk/en/s-LLOY-MOR-1820.html Lloyd, Morgan] su The National Library of Wales</ref>
* [[Dewi Prysor]], scrittore<ref>[http://waleslitexchange.org/en/authors/view/dewi-prysor Dewi Prysor] su Wales Litexchange</ref>
* [[Iwan "Iwcs" Roberts]], attore e cantautore
* San [[John Roberts (santo)|John Roberts]], monaco e martire<ref>[http://news.bbc.co.uk/local/northwestwales/hi/people_and_places/religion_and_ethics/newsid_8391000/8391401.stm Life of Trawsfynydd Catholic martyr Saint John Roberts] su [[BBC]]</ref>
* [[John Rowlands]], scrittore<ref>[http://www.themodernnovel.com/welsh/rowlands/author.htm John Rowlands] su The Modern Novel</ref>
* Hedd Wyn, poeta<ref>[http://www.walesdirectory.co.uk/tourist-attractions/Historic_Houses/Wales11598.htm Hedd Wyn] su Wales Directory</ref>
