Baby Names US
girls' name ★ peaked 1974

Eureka

Gender Girl · 1% boys Rank 2025 #15,636

A given name, like for the protagonists of Eureka's Castle or Eureka Seven.

Rank 2025
#15,636
among girls
Babies in 2025
5
named Eureka
How common
1 in 321,453
girls born in 2025
Peak year
1974
43 babies
All-time total
865
#8,330 all-time among girls
First recorded
1913
in Social Security records

Eureka popularity over time

865 babies have been named Eureka since 1913, 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
0.010.020.030.0418801900192019401960198020002020GirlsBoys
GirlsBoys

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 Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s 23 – 23 2 – #2,954
1920s 19 – 19 2 -17% #3,779
1930s – – – – – –
1940s – – – – – –
1950s 5 – 5 1 – #6,549
1960s 103 – 103 10 +1960% #2,270
1970s 375 5 380 38 +269% #1,969
1980s 208 – 208 21 -45% #2,869
1990s 102 – 102 10 -51% #3,740
2000s – – – – – –
2010s 7 – 7 1 – #13,157
2020s (to 2025) 18 – 18 3 +329% #12,654

The story of Eureka

Eureka is rare for girls in the United States, ranked #15,636 in 2025 with 5 babies given the name. It is currently rising compared with a decade ago.

Since 1913, 865 American babies have been named Eureka. Its peak came in 1974, when 43 newborns received the name, the signature sound of the 1970s.

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

How old are people named Eureka?

The median living Eureka is about 47 years old; half are between 39 and 53. An estimated 800 people named Eureka are alive in the United States today.

median 47 020406080100

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

Eureka year by year

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

Year Girls Girls rank Boys Boys rank
2025 5 #15,636 – –
2024 – – – –
2023 – – – –
2022 7 #12,654 – –
2021 – – – –
2020 6 #13,978 – –
2019 – – – –
2018 – – – –
2017 7 #13,157 – –
2016 – – – –
2015 – – – –
2014 – – – –
2013 – – – –
2012 – – – –
2011 – – – –
2010 – – – –
2009 – – – –
2008 – – – –
2007 – – – –
2006 – – – –
2005 – – – –
2004 – – – –
2003 – – – –
2002 – – – –
2001 – – – –
2000 – – – –
1995 7 #10,875 – –
1990 28 #3,740 – –
1985 16 #4,696 – –
1980 31 #2,889 – –
1975 37 #2,245 – –
1970 35 #2,247 – –
1965 6 #6,017 – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 5 #5,235 – –
1915 6 #3,935 – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

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

How old is the average Eureka?

The median living Eureka is about 47 years old. Half of all living Eurekas are between 39 and 53 years old.

How many people named Eureka are alive today?

An estimated 800 people named Eureka are alive in the United States, based on 865 recorded births and Social Security life tables.

What does the name Eureka mean?

A given name, like for the protagonists of Eureka's Castle or Eureka Seven.

How popular is the name Eureka in 2025?

Eureka ranked #15,636 among girls' names in the United States in 2025, with 5 babies given the name, according to Social Security Administration data.

How many people are named Eureka?

865 babies have been named Eureka in the United States since 1913, based on Social Security card applications.

When was the name Eureka most popular?

Eureka peaked in 1974, when 43 newborns received the name.

Is Eureka a boy or girl name?

Eureka is overwhelmingly a girl's name: 99% of babies with the name.

Is the name Eureka rising or falling?

Eureka is on the rise, noticeably more popular now than a decade ago.

Names like Eureka

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

Compare Eureka with similar names → More names starting with E →