Cassy
Every Cassy since 1947 — 1,996 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Cassy
Cassy is not currently in use for newborns in the United States — fewer than five babies received the name in 2025. Its story lives in the historical record below.
Since 1947, 1,996 American babies have been named Cassy. Its peak came in 1986, when 105 newborns received the name — the signature sound of the 1980s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Cassy stood among all girls' names in any year, or use the compare tool to plot it against other names.
Cassy year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | — | — |
| 2024 | — | — |
| 2023 | — | — |
| 2022 | — | — |
| 2021 | — | — |
| 2020 | — | — |
| 2019 | 5 | #16,013 |
| 2018 | — | — |
| 2017 | 6 | #14,503 |
| 2016 | — | — |
| 2015 | 7 | #13,291 |
| 2014 | — | — |
| 2013 | 6 | #14,987 |
| 2012 | 9 | #11,463 |
| 2011 | 8 | #12,391 |
| 2010 | 9 | #11,449 |
| 2009 | 7 | #13,984 |
| 2008 | 20 | #6,609 |
| 2007 | 16 | #7,806 |
| 2006 | 12 | #9,411 |
| 2005 | 24 | #5,301 |
| 2004 | 22 | #5,608 |
| 2003 | 15 | #7,280 |
| 2002 | 27 | #4,522 |
| 2001 | 32 | #3,963 |
| 2000 | 35 | #3,677 |
| 1995 | 38 | #3,034 |
| 1990 | 76 | #1,865 |
| 1985 | 78 | #1,554 |
| 1980 | 52 | #2,018 |
| 1975 | 13 | #4,624 |
| 1970 | 14 | #4,063 |
| 1965 | 11 | #3,978 |
| 1960 | 15 | #3,230 |
| 1955 | — | — |
| 1950 | — | — |
| 1945 | — | — |
| 1940 | — | — |
| 1935 | — | — |
| 1930 | — | — |
| 1925 | — | — |
| 1920 | — | — |
| 1915 | — | — |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Frequently asked questions
How popular is the name Cassy in 2025?
Cassy did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.
How many people are named Cassy?
1,996 babies have been named Cassy in the United States since 1947, based on Social Security card applications.
When was the name Cassy most popular?
Cassy peaked in 1986, when 105 newborns received the name.
Is Cassy a boy or girl name?
Cassy is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Cassy rising or falling?
Cassy is declining — less popular now than a decade ago.