Baby Names US
girls' name ★ peaked 1989

Casi

Gender Girl Rank 2025 Below top lists
Rank 2025
–
among girls
Babies in 2025
<5
named Casi
How common
–
girls born in 2025
Peak year
1989
56 babies
All-time total
1,080
#7,122 all-time among girls
First recorded
1962
in Social Security records

Casi popularity over time

1,080 babies have been named Casi since 1962, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.020.030.0418801900192019401960198020002020Peak 1986Girls

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Per year Change Best rank
1880s – – – –
1890s – – – –
1900s – – – –
1910s – – – –
1920s – – – –
1930s – – – –
1940s – – – –
1950s – – – –
1960s 12 1 – #6,041
1970s 231 23 +1825% #2,279
1980s 444 44 +92% #2,031
1990s 292 29 -34% #2,408
2000s 85 9 -71% #6,679
2010s 11 1 -87% #14,953
2020s (to 2025) 5 1 -24% #15,776

The story of Casi

Casi 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 1962, 1,080 American babies have been named Casi. Its peak came in 1989, when 56 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 Casi stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Casi?

The median living Casi is about 38 years old; half are between 33 and 45. An estimated 1,100 people named Casi are alive in the United States today.

median 38 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Casi 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 5 #15,776
2021 – –
2020 – –
2019 – –
2018 – –
2017 – –
2016 – –
2015 – –
2014 6 #14,953
2013 – –
2012 5 #17,403
2011 – –
2010 – –
2009 5 #17,830
2008 – –
2007 8 #12,907
2006 9 #11,624
2005 5 #16,985
2004 9 #10,856
2003 11 #9,171
2002 11 #8,963
2001 16 #6,679
2000 11 #8,661
1995 15 #6,015
1990 51 #2,408
1985 32 #2,868
1980 43 #2,287
1975 27 #2,748
1970 13 #4,264
1965 – –
1960 – –
1955 – –
1950 – –
1945 – –
1940 – –
1935 – –
1930 – –
1925 – –
1920 – –
1915 – –
1910 – –
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Frequently asked questions

Quick answers about Casi, drawn from the same Social Security data as the charts above.

How old is the average Casi?

The median living Casi is about 38 years old. Half of all living Casis are between 33 and 45 years old.

How many people named Casi are alive today?

An estimated 1,100 people named Casi are alive in the United States, based on 1,080 recorded births and Social Security life tables.

How popular is the name Casi in 2025?

Casi 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 Casi?

1,080 babies have been named Casi in the United States since 1962, based on Social Security card applications.

When was the name Casi most popular?

Casi peaked in 1989, when 56 newborns received the name.

Is Casi a boy or girl name?

Casi is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Casi rising or falling?

Casi is declining, less popular now than a decade ago.

Names like Casi

Names that sound and feel close to Casi: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Casi with similar names → More names starting with C →