:1727 in Wales

This article is about the particular significance of the year 1727 to Wales and its people.

Incumbents

Lord Lieutenant of North Wales (Lord Lieutenant of Anglesey, Caernarvonshire, Denbighshire, Flintshire, Merionethshire, Montgomeryshire) – George Cholmondeley, 2nd Earl of Cholmondeley{{cite book | author=J.C. Sainty | author-link=John Sainty (civil servant) | title=List of Lieutenants of Counties of England and Wales 1660-1974 | publisher=Swift Printers (Sales) Ltd | location=London | year=1979}}{{cite book | last = Nicholas | first = Thomas | title = Annals and antiquities of the counties and county families of Wales | publisher = Genealogical Pub. Co | location = Baltimore | year = 1991 | isbn = 9780806313146 | page=695}}
Lord Lieutenant of Glamorgan – vacant until 1729
Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Sir William Morgan of Tredegar
Lord Lieutenant of Cardiganshire – John Vaughan, 2nd Viscount Lisburne
Lord Lieutenant of Carmarthenshire – vacant until 1755
Lord Lieutenant of Pembrokeshire – Sir Arthur Owen, 3rd Baronet
Lord Lieutenant of Radnorshire – James Brydges, 1st Duke of Chandos

Bishop of Bangor – William Baker (until 19 December){{Cite DNB|wstitle=Baker, William (1668-1732)}}
Bishop of Llandaff – Robert Clavering{{cite book | last = Bray | first = Gerald | title = Records of Convocation | publisher = Boydell Press in association with the Church of England Record Society | location = Woodbridge, Suffolk, UK Rochester, NY | year = 2005 | isbn = 9781843832270 |page=298}}
Bishop of St Asaph – John Wynne (until 17 December); Francis Hare (from 17 December){{cite book|author=Arthur Philip Perceval|title=An Apology for the Doctrine of Apostolical Succession; with an appendix on the English Orders|year=1839|page=197}}{{cite book|author= Stephen Hyde Cassan|title=Lives of the Bishops of Bath|year=1829|page=162}}
Bishop of St Davids – Richard Smalbroke{{cite DNB|wstitle=Smalbroke, Richard}}

22 June - On the death of his father, King George I of Great Britain, the Prince of Wales becomes King George II of Great Britain.Note: Great Britain at this time used the Old Style Julian calendar. Hanover adopted the New Style Gregorian calendar on 1 March 1700 (N.S.) / 19 February 1700 (O.S.). New Style is used for dates in this article unless otherwise indicated.
25 August - Herbert Mackworth inherits the Gnoll estate, Neath, on his father's death.
17 October - In the general election:
Bussy Manse becomes MP for Cardiff.
Hugh Williams (of Chester) retains his seat as MP for Anglesey.
date unknown
The Piercefield estate is sold for £3,366, 5.6d to Thomas Rous of Wotton-under-Edge.{{cite book|author1=John Street|author2=C. Douglas Peters|title=A Genealogy of the Rouses of Devon|publisher=J.C. Street|year=2002|page=126}}
Sir Roger Mostyn, 3rd Baronet, becomes Custos Rotulorum of Flintshire.[http://www.history.ac.uk/publications/office/custodes1660 Institute of Historical Research - Custodes Rotulorum 1660-1828]

Rowland Ellis - English translation of Ellis Pugh's Annerch ir Cymru (the first Welsh book printed in America)
William Gambold - A Grammar of the Welsh Language{{Cite DWB|id=s-GAMB-OLD-1650|title=Gambold family}}
Matthias Maurice - Y Wir Eglwys{{Cite DWB|id=s-MAUR-MAT-1684|title=Maurice, Matthias|fewer-links=yes}}

4 May - Paul Panton, antiquarian collector (died 1797){{cite DWB | id=s-PANT-PAU-1727| title=Panton, Paul (1727-1797), barrister-at-law and antiquary|author=Evan David Jones|fewer-links=yes|access-date=2 October 2021}}
8 June - Thomas Morgan (of Rhiwpera), politician (died 1771){{cite DWB |id=s-MORG-TRE-1384 | title=Morgan family |fewer-links=yes | accessdate=2007-10-17}}
date unknown - {{ill|John Dafydd|cy}}, hymn-writer (died 1783)

25 August - Sir Humphrey Mackworth, industrialist and politician, 70{{Cite DWB|id=s-MACK-HUM-1657|title=Mackworth, Sir Humphrey|fewer-links=yes}}
6 September - George Hooper, Bishop of St Asaph 1703-4, 86{{cite DNB|wstitle=Hooper, George|volume=27|author=John Henry Overton}}
date unknown - Ann Maddocks, the "Maid of Cefn Ydfa", 23{{cite DWB|id=s-MADD-ANN-1704|title=Ann Maddocks|fewer-links=yes|access-date=2 October 2021}}