Cosima: Name Popularity, History & Rankings (1880

Rank 2025

#6,171

among girls · ↑834 vs 2024

Babies in 2025

named Cosima

How common

1 in 84,593

girls born in 2025

Peak year

2017

36 babies

All-time total

339

#14,922 all-time among girls

First recorded

1985

in Social Security records

Cosima popularity over time

339 babies have been named Cosima since 1985, 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

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	–	–	–	–
1970s	–	–	–	–
1980s	13	1	–	#8,555
1990s	5	1	-62%	#13,744
2000s	24	2	+380%	#12,947
2010s	205	21	+754%	#4,084
2020s (to 2025)	92	15	-25%	#6,171

The story of Cosima

Cosima is rare for girls in the United States, ranked #6,171 in 2025 with 19 babies given the name. It is currently holding steady compared with a decade ago.

Since 1985, 339 American babies have been named Cosima. Its peak came in 2017, when 36 newborns received the name, the signature sound of the 2010s.

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 Cosima stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Cosima?

The median living Cosima is about 8 years old; half are between 5 and 11. An estimated 300 people named Cosima are alive in the United States today.

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

Cosima year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year	Girls	Girls rank
2025	19	#6,171
2024	16	#7,005
2023	12	#8,599
2022	18	#6,516
2021	10	#9,717
2020	17	#6,699
2019	28	#4,798
2018	30	#4,585
2017	36	#4,084
2016	35	#4,181
2015	21	#6,074
2014	21	#6,035
2013	9	#11,223
2012	9	#11,483
2011	6	#15,254
2010	10	#10,596
2009	–	–
2008	–	–
2007	8	#12,947
2006	–	–
2005	–	–
2004	5	#16,691
2003	5	#16,319
2002	6	#13,986
2001	–	–
2000	–	–
1995	–	–
1990	–	–
1985	5	#11,003
1980	–	–
1975	–	–
1970	–	–
1965	–	–
1960	–	–
1955	–	–
1950	–	–
1945	–	–
1940	–	–
1935	–	–
1930	–	–
1925	–	–
1920	–	–
1915	–	–
1910	–	–
1905	–	–
1900	–	–
1895	–	–
1890	–	–
1885	–	–
1880	–	–

Famous people named Cosima

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

1 Cosima Wagner German businesswoman; director of Bayreuth Festival (1837–1930) 19th century

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Cosima?

The median living Cosima is about 8 years old. Half of all living Cosimas are between 5 and 11 years old.

How many people named Cosima are alive today?

An estimated 300 people named Cosima are alive in the United States, based on 339 recorded births and Social Security life tables.

What does the name Cosima mean?

From Italian, a feminine form of Cosimo.

How popular is the name Cosima in 2025?

Cosima ranked #6,171 among girls' names in the United States in 2025, with 19 babies given the name, according to Social Security Administration data.

How many people are named Cosima?

339 babies have been named Cosima in the United States since 1985, based on Social Security card applications.

When was the name Cosima most popular?

Cosima peaked in 2017, when 36 newborns received the name.

Is Cosima a boy or girl name?

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

Is the name Cosima rising or falling?

Cosima has been roughly stable over the past decade.

Who are famous people named Cosima?

Well-known people named Cosima include Cosima Wagner (musician).

Names like Cosima

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

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