Deisy has been given to about 3,107 people in the United States since 1880. It was most common in 2006, which makes it a millennial-parent name.
Its best year was 2006, when 137 babies were given the name, ranking 1576th. The typical living American called Deisy is about 23 years old today. It is relatively most common in California, where it accounts for 0.00% of births.
Source: US Social Security Administration, national and state name files, 2025 release. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.