1846 in Wales

This article is about the particular significance of the year 1846 to Wales and its people.

Incumbents

 * Lord Lieutenant of Anglesey – Henry Paget, 1st Marquess of Anglesey
 * Lord Lieutenant of Brecknockshire – Penry Williams
 * Lord Lieutenant of Caernarvonshire – Peter Drummond-Burrell, 22nd Baron Willoughby de Eresby
 * Lord Lieutenant of Cardiganshire – William Edward Powell
 * Lord Lieutenant of Carmarthenshire – George Rice, 3rd Baron Dynevor
 * Lord Lieutenant of Denbighshire – Robert Myddelton Biddulph
 * Lord Lieutenant of Flintshire – Sir Stephen Glynne, 9th Baronet
 * Lord Lieutenant of Glamorgan – John Crichton-Stuart, 2nd Marquess of Bute
 * Lord Lieutenant of Merionethshire – Edward Lloyd-Mostyn, 2nd Baron Mostyn
 * Lord Lieutenant of Monmouthshire – Capel Hanbury Leigh
 * Lord Lieutenant of Montgomeryshire – Edward Herbert, 2nd Earl of Powis
 * Lord Lieutenant of Pembrokeshire – Sir John Owen, 1st Baronet
 * Lord Lieutenant of Radnorshire – John Walsh, 1st Baron Ormathwaite


 * Bishop of Bangor – Christopher Bethell
 * Bishop of Llandaff – Edward Copleston
 * Bishop of St Asaph – William Carey (until 13 September); Thomas Vowler Short (from 27 October)
 * Bishop of St Davids – Connop Thirlwall (from 9 August)

Events

 * 14 January - 35 men are killed in a mining accident at Risca.
 * March - A speech by William Williams, MP for Coventry, on the subject of education and the Welsh language leads to the commissioning of a report.
 * 27 June - Thomas Frankland Lewis is created a baronet.
 * 1 August - Opening of the Aberdare railway.
 * 3 August - Mary Cornelia Edwards of Plas Machynlleth marries George Vane-Tempest, 5th Marquess of Londonderry.
 * October - New bridge over the River Towy at Llandeilo collapses under construction.
 * date unknown
 * The new cast-iron Llandinam Bridge in Montgomeryshire is opened.
 * The rebuilt Beaumaris Pier is partially opened.
 * Halkyn-born Mormon missionary Dan Jones becomes mission president of the Church of Jesus Christ of Latter-day Saints in Wales, concentrating the church's efforts around Merthyr Tydfil, publishing (from July) the Welsh language monthly Prophwyd y Jubili and also the tract Hanes Saint y Dyddiau Diweddaf.
 * The Cambrian Archaeological Association is founded by Harry Longueville Jones and John Williams (Ab Ithel) and launches its journal Archaeologia Cambrensis.

New books

 * Griffith Edwards (Gutyn Padarn) - Gwaith Prydyddawl
 * Daniel Silvan Evans - Telynegion
 * Sir Samuel Rush Meyrick - Heraldic Visitations of Wales and Part of the Marches between the years 1586 and 1613...
 * William Morgan (Gwilym Gelli-deg) - Cerbyd Awen

Music

 * Y Salmydd Cenedlaethol (collection of hymns)

Births

 * 8 January - Henry Bracy, tenor (d. 1917)
 * 1 October - John Cadvan Davies, minister and poet (d. 1823)
 * 17 October - Mary Davies (Mair Eifion), poet (d. 1882)
 * 24 November - Tom Hurry Riches, steam locomotive engineer (d. 1911)
 * 6 December - James Charles, theologian (d. 1920)
 * 28 December - William Frost, harpist (d. 1891)
 * 3 August - Samuel M. Jones, mayor of Toledo, Ohio (d. 1904)

Deaths

 * 9 March - William Hughes, composer, 88
 * 28 March - Daniel Evans (Daniel Ddu o Geredigion), poet, 53
 * 26 June - Honoratus Leigh Thomas, surgeon, 77
 * 29 July - John Owens, educational benefactor, 55
 * 13 September – William Carey, Bishop of St Asaph, 76
 * October - John Evans, surgeon and cartographer, 90
 * 3 December - Daniel Jones, missionary, 33
 * 5 December - Sir Charles Morgan, 2nd Baronet, politician, 86