1900 in Wales

Centuries:	17th; 18th; 19th; 20th; 21st;
Decades:	1880s; 1890s; 1900s; 1910s; 1920s;
See also:	List of years in Wales; Timeline of Welsh history 1900 in The United Kingdom Scotland Elsewhere

This article is about the particular significance of the year 1900 to Wales and its people.