1812 in Wales

This article is about the particular significance of the year 1812 to Wales and its people.

Incumbents

 * Lord Lieutenant of Anglesey – Henry Paget, Earl of Uxbridge (until 13 March); Henry Paget, 1st Marquess of Anglesey (from 28 April)
 * Lord Lieutenant of Brecknockshire and Monmouthshire – Henry Somerset, 6th Duke of Beaufort
 * Lord Lieutenant of Caernarvonshire – Thomas Bulkeley, 7th Viscount Bulkeley
 * Lord Lieutenant of Cardiganshire – Thomas Johnes
 * Lord Lieutenant of Carmarthenshire – George Rice, 3rd Baron Dynevor
 * Lord Lieutenant of Denbighshire – Sir Watkin Williams-Wynn, 5th Baronet
 * Lord Lieutenant of Flintshire – Robert Grosvenor, 1st Marquess of Westminster
 * Lord Lieutenant of Glamorgan – John Stuart, 1st Marquess of Bute
 * Lord Lieutenant of Merionethshire - Sir Watkin Williams-Wynn, 5th Baronet
 * Lord Lieutenant of Montgomeryshire – Edward Clive, 1st Earl of Powis
 * Lord Lieutenant of Pembrokeshire – Richard Philipps, 1st Baron Milford
 * Lord Lieutenant of Radnorshire – George Rodney, 3rd Baron Rodney


 * Bishop of Bangor – Henry Majendie
 * Bishop of Llandaff – Richard Watson
 * Bishop of St Asaph – William Cleaver
 * Bishop of St Davids – Thomas Burgess

Events

 * 20 June - Creation of The Kidwelly and Llanelli Canal and Tramroad Company.
 * Summer - Percy Bysshe Shelley stays at Nantgwyllt in the Elan Valley with his wife Harriet.
 * September - Rioting occurs at Nefyn over enclosures.
 * 17 September - The celebration of the completion of the embankment, later known as the 'Cob' in Porthmadog
 * 30 December - A brig, the Fortune, is wrecked on The Smalls, Pembrokeshire, with the loss of 10 or 11 lives.
 * 1 October - Balloonist James Sadler flies over the north Wales coastline in an unsuccessful attempt to cross the Irish Sea.
 * Opening of:
 * Monmouthshire and Brecon Canal between Newport and Brecon.
 * Aberdare branch of Glamorganshire Canal.

English language

 * Felicia Hemans - The Domestic Affections and Other Poems
 * Benjamin Millingchamp - A Sermon preached at St. Peter's Church, Carmarthen, on Thursday, July 4, 1811
 * The New Flora Britannica (with illustrations by Sydenham Teak Edwards)

Welsh language

 * Lewis Hopkin - Y Fêl Gafod
 * Hugh Jones - Arwyrain Amaethyddiaeth

Music

 * Owen Dafydd - Ballad of the Brynmorgan Explosion

Births

 * 6 January - Catherine Glynne, future wife of William Ewart Gladstone (d. 1900)
 * 3 February - Robert Elis (Cynddelw), poet and lexicographer (d. 1875)
 * 3 April - Henry Richard, pacifist politician (d. 1888)
 * 19 May - Lady Charlotte Guest, translator and philanthropist (d. 1895)

Deaths

 * 15 January - Theophilus Jones, historian, 52
 * 13 March - Henry Bayly Paget, 1st Earl of Uxbridge, Lord Lieutenant of Anglesey, 77
 * May - Thomas Owen, clergyman and translator, 62
 * 27 November (bur.) - Jane Cave, poet, c. 58