Cassandra has been given to about 171,384 people in the United States since 1880. It was most common in 1990, which makes it a Gen X and millennial name.
Cassandra ranks 631st among American girls in 2025, with 463 born that year. Its best year was 1990, when 7,073 babies were given the name, ranking 49th. The typical living American called Cassandra is about 37 years old today. It is relatively most common in New Jersey, where it accounts for 0.03% 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.