1816 in Wales

Centuries:	17th; 18th; 19th; 20th; 21st;
Decades:	1790s; 1800s; 1810s; 1820s; 1830s;
See also:	List of years in Wales; Timeline of Welsh history 1816 in The United Kingdom Scotland Elsewhere

This article is about the particular significance of the year 1816 to Wales and its people.

Incumbents

10 February - Pembroke Dock's first Royal Navy ships are launched: HMS Ariadne and HMS Valorous.
7 May - Hay Railway opens throughout.
24 July - Old Wye Bridge, Chepstow (rebuilt in cast iron) is opened across the River Wye.
9 October - Fanny Imlay, half-sister of Mary Wollstonecraft Godwin, takes a room at the Mackworth Arms in Swansea, and instructs the maid not to disturb her. The following day she is found dead, having taken a fatal dose of laudanum.^[1]
Nantyglo Round Towers built.^[2]
Taliesin Williams, son of Iolo Morganwg, opens a school at Merthyr Tydfil.

11 January - Henry Robertson, Scots engineer responsible for building the North Wales Mineral Railway (d. 1888)
7 March - Huw Derfel Hughes, poet and historian (d. 1890)
3 June - John Ormsby-Gore, 1st Baron Harlech, politician (d. 1876)
11 June - Thomas William Davids, ecclesiastical historian (d. 1884)
16 August - Charles John Vaughan, dean of Llandaff and co-founder of University of Wales, Cardiff
date unknown - Edward Edwards (Pencerdd Ceredigion), musician (d. 1897)

^ Pollin, B. R. (1965). "Fanny Godwin's Suicide Re-examined". Études Anglaises. 18 (3): 258–68.
^ Thomas, Jeffrey L. (2004). "Nantyglo Round Towers". Retrieved 2014-07-09.