Baby Names US
boys' name ★ peaked 2025

Ciaran

Meaning A male given name from Irish Gender Boy · 2% girls Rank 2025 #1,609 Trend ↑ Rising 51%

A male given name from Irish.

Rank 2025
#1,609
among boys · ↑158 vs 2024
Babies in 2025
110
named Ciaran · +18% vs 2024
How common
1 in 16,267
boys born in 2025
Peak year
2025
110 babies
All-time total
2,233
#3,099 all-time among boys
First recorded
1959
in Social Security records

Ciaran popularity over time

2,233 babies have been named Ciaran since 1959, 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
0.020.040.060.0818801900192019401960198020002020BoysGirls
BoysGirls

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 – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – 6 6 1 – #3,670
1960s – 10 10 1 +67% #4,227
1970s 7 17 24 2 +140% #4,926
1980s – 62 62 6 +158% #3,480
1990s 7 303 310 31 +400% #1,992
2000s 16 609 625 63 +102% #1,841
2010s – 688 688 69 +10% #1,783
2020s (to 2025) 5 503 508 85 +23% #1,609

Where Ciaran is heading

A five-year projection from the recent trend in births per 1,000 boys (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 boys Implied rank
2026 113 0.07 outside top 500
2027 120 0.07 outside top 500
2028 127 0.07 outside top 500
2029 133 0.08 outside top 500
2030 138 0.08 outside top 500

Where Ciaran is most popular

Boys named Ciaran per 1,000 boys born in each state, 2021–2025. National average: 0.050 per 1,000. Strongest in Massachusetts, New York, and Pennsylvania.

Vs national average
well below below near national above well above no data

All 50 states and DC, sorted by rate. Counts are boys named Ciaran born 2021–2025; the per-1,000 rate makes states of different sizes comparable, and the last column shows each state against the national average.

State Boys 2021–2025 Per 1,000 vs national
Massachusetts 26 0.189 +276%
New York 45 0.104 +107%
Pennsylvania 26 0.098 +95%
New Jersey 18 0.089 +78%
Connecticut 5 0.074 +47%
Oregon 5 0.066 +31%
Maryland 7 0.059 +17%
California 47 0.051 ≈ national
Illinois 13 0.051 ≈ national
North Carolina 11 0.043 -14%
Colorado 5 0.039 -23%
Virginia 6 0.032 -37%
Georgia 5 0.020 -61%
Texas 5 0.006 -89%
Alaska – – –
Alabama – – –
Arkansas – – –
Arizona – – –
District of Columbia – – –
Delaware – – –
Florida – – –
Hawaii – – –
Iowa – – –
Idaho – – –
Indiana – – –
Kansas – – –
Kentucky – – –
Louisiana – – –
Maine – – –
Michigan – – –
Minnesota – – –
Missouri – – –
Mississippi – – –
Montana – – –
North Dakota – – –
Nebraska – – –
New Hampshire – – –
New Mexico – – –
Nevada – – –
Ohio – – –
Oklahoma – – –
Rhode Island – – –
South Carolina – – –
South Dakota – – –
Tennessee – – –
Utah – – –
Vermont – – –
Washington – – –
Wisconsin – – –
West Virginia – – –
Wyoming – – –

State counts come from the Social Security Administration's state files, which omit any state-year with fewer than five babies of a name, so small states can undercount slightly.

The story of Ciaran

Ciaran is rare for boys in the United States, ranked #1,609 in 2025 with 105 babies given the name. It is currently rising compared with a decade ago.

Since 1959, 2,233 American babies have been named Ciaran. Its peak came in 2025, when 110 newborns received the name, the signature sound of the 2020s.

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

How old are people named Ciaran?

The median living Ciaran is about 14 years old; half are between 6 and 22. An estimated 2,200 people named Ciaran are alive in the United States today.

median 14 020406080100

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

Ciaran 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 #15,421 105 #1,609
2024 – – 93 #1,767
2023 – – 82 #1,914
2022 – – 83 #1,894
2021 – – 71 #2,065
2020 – – 69 #2,051
2019 – – 61 #2,270
2018 – – 61 #2,238
2017 – – 60 #2,218
2016 – – 67 #2,094
2015 – – 74 #1,960
2014 – – 83 #1,798
2013 – – 81 #1,783
2012 – – 61 #2,176
2011 – – 78 #1,826
2010 – – 62 #2,149
2009 – – 74 #1,926
2008 6 #15,814 79 #1,841
2007 – – 70 #2,001
2006 – – 63 #2,086
2005 – – 60 #2,063
2004 5 #16,667 65 #1,884
2003 5 #16,301 61 #1,909
2002 – – 47 #2,225
2001 – – 49 #2,124
2000 – – 41 #2,341
1995 – – 27 #2,697
1990 – – 8 #5,919
1985 – – – –
1980 – – – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

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

How old is the average Ciaran?

The median living Ciaran is about 14 years old. Half of all living Ciarans are between 6 and 22 years old.

How many people named Ciaran are alive today?

An estimated 2,200 people named Ciaran are alive in the United States, based on 2,233 recorded births and Social Security life tables.

What does the name Ciaran mean?

A male given name from Irish.

How popular is the name Ciaran in 2025?

Ciaran ranked #1,609 among boys' names in the United States in 2025, with 105 babies given the name, according to Social Security Administration data.

How many people are named Ciaran?

2,233 babies have been named Ciaran in the United States since 1959, based on Social Security card applications.

When was the name Ciaran most popular?

Ciaran peaked in 2025, when 110 newborns received the name.

Is Ciaran a boy or girl name?

Ciaran is overwhelmingly a boy's name: 98% of babies with the name.

Is the name Ciaran rising or falling?

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

Will Ciaran become more popular?

Ciaran is trending upward. If the recent trend holds, we project roughly 138 boys named Ciaran in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Ciaran

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

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