1749 in Wales

Centuries:	16th; 17th; 18th; 19th; 20th;
Decades:	1720s; 1730s; 1740s; 1750s; 1760s;
See also:	List of years in Wales; 1749 in Great Britain Ireland Scotland

Events from the year 1749 in Wales.

Incumbents

April 8 - Charles Wesley marries Sarah Gwynne of Garth.
July 19 - "Madam" Sidney Griffith accompanies Howell Harris to the Llangeitho association - the beginning of a relationship that would cause considerable controversy.
September 23 - 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.^[1]

Zachariah Williams - A True Narrative of certain Circumstances relating to Zachariah Williams in the Charterhouse

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6 April - Moses Griffiths, draughtsman, engraver and water colourist (died 1819)
12 May - Charles Francis Greville, founder of Milford Haven (died 1809)
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)
- Thomas Owen, Anglican priest and translator (died 1812)
- Charles Symmons, poet (died 1826)