Dea has been given to about 1,842 people in the United States since 1880. It was most common in 1963, which makes it a boomer-era name.
Its best year was 1963, when 45 babies were given the name, ranking 1719th. The typical living American called Dea is about 50 years old today. It is relatively most common in New York, where it accounts for 0.01% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.