1921 in Wales

Centuries:	18th; 19th; 20th; 21st; ;
Decades:	1900s; 1910s; 1920s; 1930s; 1940s;
See also:	List of years in Wales; Timeline of Welsh history 1921 in The United Kingdom Scotland Elsewhere

This article is about the particular significance of the year 1921 to Wales and its people.