:1749 in Wales

Events from the year 1749 in Wales.

Incumbents

Lord Lieutenant of North Wales (Lord Lieutenant of Anglesey, Caernarvonshire, Flintshire, Merionethshire, Montgomeryshire) – George Cholmondeley, 3rd 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 – Charles Powlett, 3rd Duke of Bolton{{cite book|author=Arthur Collins|title=The Peerage of England ... The third edition, corrected and enlarged in every family, with memoirs, not hitherto printed|publisher=H. Woodfall|date=1768|page=235}}
Lord Lieutenant of Brecknockshire and Lord Lieutenant of Monmouthshire – Thomas Morgan
Lord Lieutenant of Cardiganshire – Wilmot Vaughan, 3rd Viscount Lisburne
Lord Lieutenant of Carmarthenshire – vacant until 1755
Lord Lieutenant of Denbighshire – Richard Myddelton
Lord Lieutenant of Pembrokeshire – Sir Arthur Owen, 3rd Baronet
Lord Lieutenant of Radnorshire – William Perry

Bishop of Bangor – Zachary Pearce{{cite ODNB| last =Hole| first = Robert| title = Pearce, Zachary (1690–1774)| year = 2004| doi = 10.1093/ref:odnb/21693| url = http://www.oxforddnb.com/view/article/21693| access-date =4 June 2008 }}
Bishop of Llandaff – Edward Cresset (from 12 February){{cite book|author=Thomas Duffus Hardy|title=Fasti Ecclesiae Anglicanae: Or A Calendar of the Principal Ecclesiastical Dignitaries in England and Wales|publisher=University Press|year=1854|page=255}}
Bishop of St Asaph – Robert Hay Drummond{{cite book|title=The Apostolical Succession in the Church of England|publisher=James Parkes and Company|year=1866|page=15}}
Bishop of St Davids – The Hon. Richard Trevor{{cite book|title=Fasti ecclesiae Anglicanae or a calendar of the principal ecclesiastical dignitaries in England and Wales|publisher=University Press|year=1854|page=305}}

8 April - Charles Wesley marries Sarah Gwynne of Garth.{{cite web|url=https://thepoetpreacher.com/the-marriage-of-charles-and-sarah-wesley|title=The Marriage of Charles and Sarah Wesley|website=ThePoetPreacher|access-date=30 March 2020}}
19 July - "Madam" Sidney Griffith accompanies Howell Harris to the Llangeitho association - the beginning of a relationship that would cause considerable controversy.{{cite DWB|id=s-GRIF-SID-1752|title=Griffith (née Wynne, Sidney, currently known as 'Madam Griffith' (died 1752), Methodist and associate of Howel Harris|author=Robert Thomas Jenkins|access-date=7 June 2023}}
23 September - Harris finds "Madam Griffith" awaiting him at Trevecka, with the news that her husband, now bankrupt, has beaten her and thrown her out of the house for refusing to give him any more money.
December - Benjamin Franklin notes that printer Hugh Meredith owes him money.{{cite book|author=Lemay, J.A. Leo|url=https://books.google.com/books?id=aWwUBAAAQBAJ&pg=PA377|title=The Life of Benjamin Franklin, Volume 1: Journalist, 1706-1730, Volume 1|page=377|year=2006|isbn = 9780812209112}}

Lewis Evans - A Map of Pensilvania, New Jersey, New York and the three Delaware counties, including notes on thunder and lightning{{cite DWB|id=s3-EVAN-LEW-1700|title=Evans, Lewis (c.1700-1756), cartographer|author=Mary Gwyneth Lewis|access-date=29 March 2019}}
John Jones - Free and Candid Disquisitions{{cite DWB|id=s-JONE-JOH-1700|title=Jones, John (1700-1770)|author=Daniel Williams|fewer-links=yes|access-date=30 March 2020}}
Zachariah Williams - A True Narrative of certain Circumstances relating to Zachariah Williams in the Charterhouse{{cite book|author=Stefka Ritchie|title=Samuel Johnson's Pragmatism and Imagination|url=https://books.google.com/books?id=WzJ3DwAAQBAJ&pg=PA240|date=7 November 2018|publisher=Cambridge Scholars Publishing|isbn=978-1-5275-2109-4|pages=240}}

12 May - Charles Francis Greville, founder of Milford Haven (died 1809){{cite book|title=Biographical Index of Former Fellows of the Royal Society of Edinburgh 1783–2002|date=July 2006|publisher=The Royal Society of Edinburgh|isbn=0-902-198-84-X|url=https://www.rse.org.uk/cms/files/fellows/biographical_index/fells_indexp1.pdf|page=387}}
13 May - Prince Frederick of Wales, youngest son of the Prince and Princess of Wales (died 1765)
23 September - Sir Watkin Williams-Wynn, 4th Baronet, politician (died 1789)
date unknown
Nicholas Bayly, MP for Anglesey 1784-90 (died 1814){{cite web|url=https://www.historyofparliamentonline.org/volume/1754-1790/member/bayly-nicholas-1749-1814|title=BAYLY, Nicholas (1749-1814), of Plas Newydd, Anglesey|website=History of Parliament Online|access-date=21 April 2019}}
Edward Jones, musician (died 1779){{cite book|author=Thomas Rowland Roberts|title=Eminent Welshmen: A Short Biographical Dictionary of Welshmen who Have Attained Distinction from the Earliest Times to the Present|url=https://archive.org/details/eminentwelshmens01robeuoft|year=1908|publisher=Educational Publishing Company|page=[https://archive.org/details/eminentwelshmens01robeuoft/page/229 229]}}
Thomas Owen, Anglican priest and translator (died 1812)
Charles Symmons, poet (died 1826){{cite journal|journal=The Gentleman's Magazine|author=John Nichols|title=Obituary: Charles Symmons, DD|publisher=R. Newton|year=1826|page=565}}

May - Winifred Herbert, Countess of Nithsdale, 58?
3 July - Sir William Jones, mathematician, 74
August - Angharad James, poet, 72
26 September - Sir Watkin Williams-Wynn, 3rd Baronet, 57(injuries sustained in a fall from a horse){{cite book|title=The American Harp Journal|url=https://books.google.com/books?id=Kn8JAQAAMAAJ|year=1981|publisher=American Harp Society|page=13}}
22 December - Richard Smalbroke, former Bishop of St David's, 77{{cite DNB|wstitle=Smalbroke, Richard}}