13 January – The brig Albion runs aground off Whitford Point and is abandoned by her seven crew members, all of whom drown.[23]
22 January – Sixteen vessels are lost in a gale off the Burry estuary, with a total of thirty lives lost.
1 February – At the bridge over the Severn at Caersws an approach embankment, damaged by flood water, collapses under a train. The driver and fireman are killed.[24]
20 August – Abergele rail disaster: 33 people die in a fire resulting from a collision between a mail train and a set of trucks at Llandulas station near Abergele, the greatest loss of life in a railway accident in Wales.[27]
English manufacturer Frederick Walton, the inventor of linoleum, takes up residence on his father's Cwmllecoediog Estate near Aberangell, whose development he begins.[29]
First publication of the Welsh-language periodical, Baner America, in the USA.[30]
^Edward Breese (1873). Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth. p. 24.
^ abcJ.C. Sainty (1979). List of Lieutenants of Counties of England and Wales 1660-1974. London: Swift Printers (Sales) Ltd.
^Nicholas, Thomas (1991). Annals and antiquities of the counties and county families of Wales. Baltimore: Genealogical Pub. Co. p. 695. ISBN 9780806313146.
^Cylchgrawn Hanes Cymru. University of Wales Press. 1992. p. 169.
^"Morgan, Charles Morgan Robinson (1792–1875), of Ruperra, Glam. and Tredegar, Mon". History of Parliament Online. Retrieved 3 July 2013.
^Edwin Poole (1886). The Illustrated History and Biography of Brecknockshire from the Earliest Times to the Present Day: Containing the General History, Antiquities, Sepulchral Monuments and Inscriptions. Edwin Poole. p. 378.
^Edward Breese (1873). Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth. p. 26.
^"Death of Colonel Pryse". Cambrian News. 1 June 1888. p. 4. Retrieved 27 February 2018.
^ ab"Myddelton Biddulph, Robert (1805-1872), of Chirk Castle, Denb. and 35 Grosvenor Place, Mdx". History of Parliament Online. Retrieved 3 December 2021.
^"Glynne, Sir Stephen Richard, 9th bt. (1807-1874), of Hawarden Castle, Flint". Retrieved 3 December 2021.
^Campbell, Thomas Methuen (2000). "C.R.M. Talbot 1803–1890". Morgannwg. 44: 66–104. Retrieved 17 May 2014.
^Edward Breese (1873). Kalendars of Gwynedd; or, Chronological lists of lords-lieutenant [&c.] ... for the counties of Anglesey, Caernarvon, and Merioneth. p. 29.
^James Henry Clark (1869). History of Monmouthshire. County Observer. p. 375.
^Amy Audrey Locke (1916). The Hanbury Family. Arthur L. Humphreys. p. 170.
^Smith, Jenny (1990). Portraits for a King : the British military paintings of A-J Dubois Drahonet (1791-1834. London: National Army Museum. p. 15. ISBN 9780901721211.
^Fryde, E. B. (1996). Handbook of British chronology. Cambridge England: New York Cambridge University Press. p. 292. ISBN 9780521563505.
^Thomas Duffus Hardy (1854). Fasti Ecclesiae Anglicanae: Or A Calendar of the Principal Ecclesiastical Dignitaries in England and Wales... University Press. p. 266.
^ abcThomas Duffus Hardy (1854). Fasti Ecclesiae Anglicanae: Or A Calendar of the Principal Ecclesiastical Dignitaries in England and Wales... University Press. p. 307.
^The Apostolical Succession in the Church of England. James Parkes and Company. 1866. p. 15.
^Annual Report Presented by the Council to the Court of Governors. National Library of Wales. 1962. p. 59.
^Tovey, Ron. "A Chronology of Bristol Channel Shipwrecks" (PDF). Swansea Docks. Archived from the original (PDF) on 22 December 2014. Retrieved 19 December 2014.
^"Impact of scour and flood risk on railway structures" (PDF). Rail Safety and Standards Board. Archived from the original (PDF) on 15 February 2006. Retrieved 18 May 2010.
^Virginia Hoel (2016). Faith, Fatherland and the Norwegian Seaman: The Work of the Norwegian Seamen's Mission in Antwerp and the Dutch Ports (1864–1920). Uitgeverij Verloren. p. 77. ISBN 978-90-8704-564-7.
^Lawrence Popplewell (1 November 1984). Gazetteer of the Railway Contractors and Engineers of Wales and the Borders, 1830-1914. Melledgen Press. p. 1867. ISBN 978-0-906637-06-7.
^Hume, Robert (2004). Death by Chance: The Abergele Train Disaster, 1868. Llanrwst: Gwasg Carreg Gwalch. ISBN 0-86381-900-1.
^Davies, John (1993). A history of Wales. London: Allen Lane Penguin Books. p. 432. ISBN 9780713990980.
^Quine, Dan (2022). The Hendre Ddu Tramway. Lydney: Lightmoor Press. p. 38. ISBN 978-1-915069-15-3.
^George P. Rowell (1872). American Newspaper Directory: Containing Accurate Lists of All the Newspapers and Periodicals Published in the United States and Territories, and the Dominion of Canada and British Colonies of North America. Rowell. p. 165.
^Alan Conway (1 January 1961). The Welsh in America: Letters from the Immigrants. U of Minnesota Press. p. 331. ISBN 978-0-8166-5737-7.
^Ceredigion. Cardiganshire Antiquarian Society. 1972. p. 348.
^Ernest Newman (1955). Fanfare for Ernest Newman. A. Barker. p. 2. ISBN 9781404792340.
^J.J. (1885). Harris, James (ed.). "Queries". The Red Dragon: The National Magazine of Wales. 8: 406.
^Cokayne, George E. (1910). Gibbs, Vicary (ed.). The complete peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, extant, extinct, or dormant. Vol. I, Ab-Adam to Basing. London: St. Catherine Press. p. 44.
^Wilson, James Grant; Fiske, John (1887). Appleton's Cyclopædia of American Biography. Page 399.
^Almond, J. K. "Vaughan, John [Jacky] (1799–1868)". Oxford Dictionary of National Biography (online ed.). Oxford University Press. doi:10.1093/ref:odnb/38091. (Subscription or UK public library membership required.)
^Robert Thomas Jenkins. "Jones, David (1803–1868), ballad-writer and strolling ballad-singer". Dictionary of Welsh Biography. National Library of Wales. Retrieved 30 December 2019.