The name Davies is of Welsh origin, derived from the personal name David. It was popularized during the Middle Ages and has since become a common surname throughout Wales and the rest of Britain. The name Davies is often associated with prominent figures in various fields, including literature, politics, and science. One notable bearer of this name is the Welsh poet and author Daniel Thomas Davies, who wrote under the pseudonym Daniel Owen.
The name Davies experienced fluctuations over the century with peaks in 1919 (7 births), 1929 (6 births), and 2009 (6 births). It had a notable dip in 1940 (5 births) followed by another peak in 1946 (6 births). After 1957, it remained relatively consistent until 2019 with an average of around five births per year. Overall, the total number of births over this period was forty.