1845 in Wales

This article is about the particular significance of the year 1845 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 – Robert Grosvenor, 1st Marquess of Westminster (until 17 January); Sir Stephen Glynne, 9th Baronet (from 25 April)
 * 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
 * Bishop of St Davids – Connop Thirlwall (from 9 August)

Events

 * 1 March — Work begins on the construction of the Chester and Holyhead Railway; Robert Stephenson is chief engineer on the project.
 * 2 August — 26 men are killed in a mining accident at Cwmbach, Aberdare.
 * exact date unknown
 * Halkyn-born Mormon missionary Dan Jones returns to Wales from the United States to proselytise for the Church of Jesus Christ of Latter-day Saints.
 * Henry Hussey Vivian becomes manager of the Hafod Smelting Works.

Literature and new books

 * 1 January – Lewis Edwards founds the periodical Y Traethodydd.
 * The Welsh language periodical Y Trysorfa is founded.
 * Thomas Gee inherits his father's printing business.
 * Daniel Evans (Daniel Ddu o Geredigion) — Galar-Cerdd ar Farwolaeth William Bruce Knight, Deon Llandaf
 * John Jones (Idrisyn) — Yr Esboniad Beirniadol
 * John Mills (Ieuan Glan Alarch) — Y Beirniadur Cymreig
 * Samuel Prideaux Tregelles — Hebrew Reading Lessons

Music

 * Rosser Beynon — Telyn Seion
 * Casgliad o Hymnau (hymns)
 * John Ambrose Lloyd — Y Ganaan Glyd

Visual arts

 * March — Thomas Brigstocke exhibits his painting of General Nott before Queen Victoria.
 * Penry Williams paints the portrait of Lady Charlotte Guest.

Births

 * 1 January – Francis Jayne, Principal of St David's College, Lampeter, and Bishop of Chester (died 1921)
 * 24 February – Alfred Lewis Jones, shipping magnate (died 1909)
 * 16 May – Amy Dillwyn, businesswoman and novelist (died 1935)
 * 21 June – Samuel Griffith, Premier of Queensland (died 1920)
 * 10 October – Timothy Richard, missionary (died 1919)

Deaths

 * 1 January – Sir William Nott, military leader, 62
 * 17 January – Robert Grosvenor, 1st Marquess of Westminster, Lord Lieutenant of Flintshire, 77
 * 26 January – Peter Jones (Pedr Fardd), poet, 69
 * 12 April – John Nevill, 3rd Earl of Abergavenny, 55
 * 8 August – William Bruce Knight, Dean of Llandaff, 59
 * 16 October – Martha Llwyd, poet, 79
 * 17 November – Sir Salusbury Pryce Humphreys, naval officer, 66