1800 in Wales
This article is about the particular significance of the year 1800 to Wales and its people.
Incumbents
- Lord Lieutenant of Anglesey – Henry Paget
- Lord Lieutenant of Brecknockshire and Monmouthshire – Henry Somerset, 5th Duke of Beaufort
- Lord Lieutenant of Caernarvonshire – Thomas Bulkeley, 7th Viscount Bulkeley
- Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 1st Earl of Lisburne ; Thomas Johnes
- Lord Lieutenant of Carmarthenshire – John Vaughan
- 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 – George Herbert, 2nd Earl of Powis
- Lord Lieutenant of Pembrokeshire – Richard Philipps, 1st Baron Milford
- Lord Lieutenant of Radnorshire – Thomas Harley
- Bishop of Bangor – John Warren ; William Cleaver
- Bishop of Llandaff – Richard Watson
- Bishop of St Asaph – Lewis Bagot
- Bishop of St Davids – William Stuart ; Lord George Murray
Events
- February - John Bryan begins preaching.
- 5 May - Missionary John Davies sets out for Tahiti.
- 1 August - The Naval Temple on The Kymin at Monmouth is dedicated.
- August - Owen Davies and John Hughes arrive in Ruthin to superintend the Wesleyan Methodist mission to Wales.
- December - The Brecon Canal opens between Brecon and Talybont.
- unknown dates
- *Richard Fothergill goes into partnership with Samuel Homfray at Tredegar. Jeremiah Homfray begins leasing mineral lands at Abernant, Cwmbach, and Rhigos.
- *Edward Charles becomes official "bard" of the Gwyneddigion Society.
- *Thomas Charles introduces the practice of allowing Calvinistic Methodist congregations to elect their own elders.
- *Richard Ellis succeeds his father, Lewis Ellis, as organist of Beaumaris Church.
- *William Jones establishes a grammar school at Wrexham.
- *William Nott joins the Bengal European Regiment in India.
Arts and literature
New books
English language
- William Bingley - Tour round North Wales
- John Evans - A Tour through part of North Wales in... 1798 and at other times
- John Jones - A Development of... Events calculated to restore the Christian Religion to its... Purity
- Thomas Jones - A Cardiganshire Landlord's Advice to his Tenants
- Richard Llwyd - Beaumaris Bay
- William Ouseley - Epitome of the Ancient History of Persia
- Henry Wigstead - ''Remarks on a Tour to North and South Wales: In the Year 1797''
Welsh language
- Timothy Thomas - ''Traethiad am y Wisg-Wen Ddisglair''
Music
- "Suo Gân"
Births
- 4 March - Dr William Price, physician
- 6 March - Samuel Roberts (S.R.), Radical leader
- 22 March - Thomas Bevan, Archdeacon of St David's
- 20 June - Edward Douglas-Pennant, 1st Baron Penrhyn
- 1 August - Elizabeth Randles, musical prodigy
- 1 October - Williams Evans, hymnist
- 30 October - Ernest Vaughan, 4th Earl of Lisburne, landowner and politician
- 29 November - David Griffith (Clwydfardd), poet and archdruid
- date unknown
- *James James (Iago Emlyn), minister and poet
- *David Morris, politician
Deaths
- 6 January
- *William Jones of Neyland, clergyman and author, 73
- *Wilmot Vaughan, 1st Earl of Lisburne, politician, 71
- 27 January - John Warren, Bishop of St David's and later of Bangor
- 14 March - Daines Barrington, antiquary and naturalist, 72
- May - Evan Hughes, clergyman and author, age unknown
- 14 July - Basil Feilding, 6th Earl of Denbigh, 81