1940 in Wales

Centuries:	18th; 19th; 20th; 21st; ;
Decades:	1920s; 1930s; 1940s; 1950s; 1960s;
See also:	List of years in Wales; Timeline of Welsh history 1940 in The United Kingdom Scotland Elsewhere

This article is about the particular significance of the year 1940 to Wales and its people.