Baby Names US
boys' name ★ peaked 2025

Cassian

Meaning From Latin Cassianus, derivative of Cassius Gender Boy Rank 2025 #479 Trend ↑ Rising 267%

From Latin Cassianus, derivative of Cassius.

Rank 2025
#479
among boys · ↑138 vs 2024
Babies in 2025
633
named Cassian · +36% vs 2024
How common
1 in 2,698
boys born in 2025
Peak year
2025
633 babies
All-time total
2,907
#2,599 all-time among boys
First recorded
1997
in Social Security records

Cassian popularity over time

2,907 babies have been named Cassian since 1997, 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
0.10.20.30.418801900192019401960198020002020BoysGirls
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 – – – – – –
1960s – – – – – –
1970s – – – – – –
1980s – – – – – –
1990s – 5 5 1 – #9,482
2000s – 51 51 5 +920% #5,362
2010s 5 513 518 52 +916% #1,328
2020s (to 2025) 9 2,324 2,333 389 +651% #479

Where Cassian 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 782 0.46 #408
2027 936 0.55 #352
2028 1,091 0.64 #312
2029 1,242 0.73 #277
2030 1,387 0.81 #250

Where Cassian is most popular

Boys named Cassian per 1,000 boys born in each state, 2021–2025. National average: 0.246 per 1,000. Strongest in Oregon, Nevada, and Washington.

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 Cassian 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
Oregon 37 0.487 +98%
Nevada 25 0.439 +78%
Washington 71 0.434 +76%
Alaska 5 0.420 +70%
Colorado 54 0.418 +70%
Utah 39 0.409 +66%
California 366 0.400 +63%
Missouri 54 0.390 +58%
Virginia 64 0.337 +37%
Maryland 39 0.327 +33%
Arizona 53 0.324 +31%
Michigan 66 0.322 +31%
Minnesota 38 0.310 +26%
Oklahoma 25 0.283 +15%
New Jersey 53 0.263 +7%
Wisconsin 30 0.253 ≈ national
Florida 119 0.251 ≈ national
Indiana 40 0.249 ≈ national
Massachusetts 34 0.247 ≈ national
Connecticut 16 0.236 ≈ national
Pennsylvania 62 0.234 -5%
North Carolina 59 0.231 -6%
Illinois 59 0.231 -6%
Ohio 56 0.211 -14%
New York 91 0.210 -15%
Texas 181 0.205 -17%
Arkansas 13 0.205 -17%
Kansas 14 0.204 -17%
West Virginia 6 0.184 -25%
Georgia 45 0.178 -28%
Tennessee 30 0.166 -33%
Kentucky 16 0.159 -35%
New Mexico 5 0.152 -38%
Nebraska 6 0.138 -44%
Louisiana 14 0.137 -44%
South Carolina 14 0.135 -45%
Idaho 5 0.122 -50%
Alabama 13 0.119 -52%
District of Columbia – – –
Delaware – – –
Hawaii – – –
Iowa – – –
Maine – – –
Mississippi – – –
Montana – – –
North Dakota – – –
New Hampshire – – –
Rhode Island – – –
South Dakota – – –
Vermont – – –
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 Cassian

Cassian is moderately common for boys in the United States, ranked #479 in 2025 with 633 babies given the name. It is currently rising compared with a decade ago.

Since 1997, 2,907 American babies have been named Cassian. Its peak came in 2025, when 633 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 Cassian stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Cassian?

The median living Cassian is about 2 years old; half are between 1 and 5. An estimated 2,900 people named Cassian are alive in the United States today.

median 2 020406080100

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

Cassian 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 – – 633 #479
2024 – – 464 #617
2023 9 #10,484 557 #529
2022 – – 244 #938
2021 – – 230 #969
2020 – – 196 #1,036
2019 – – 132 #1,355
2018 – – 136 #1,328
2017 5 #16,365 128 #1,379
2016 – – 19 #4,979
2015 – – 19 #4,915
2014 – – 19 #4,908
2013 – – 13 #6,305
2012 – – 22 #4,416
2011 – – 11 #7,087
2010 – – 14 #6,091
2009 – – 17 #5,362
2008 – – 13 #6,455
2007 – – – –
2006 – – 8 #8,855
2005 – – – –
2004 – – 8 #8,256
2003 – – – –
2002 – – 5 #10,925
2001 – – – –
2000 – – – –
1995 – – – –
1990 – – – –
1985 – – – –
1980 – – – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Famous people named Cassian

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

  1. 1 Cassian of Imola Cassian of Imola Bishop of Brescia 240–303 · Antiquity

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Cassian?

The median living Cassian is about 2 years old. Half of all living Cassians are between 1 and 5 years old.

How many people named Cassian are alive today?

An estimated 2,900 people named Cassian are alive in the United States, based on 2,907 recorded births and Social Security life tables.

What does the name Cassian mean?

From Latin Cassianus, derivative of Cassius.

How popular is the name Cassian in 2025?

Cassian ranked #479 among boys' names in the United States in 2025, with 633 babies given the name, according to Social Security Administration data.

How many people are named Cassian?

2,907 babies have been named Cassian in the United States since 1997, based on Social Security card applications.

When was the name Cassian most popular?

Cassian peaked in 2025, when 633 newborns received the name.

Is Cassian a boy or girl name?

Cassian is overwhelmingly a boy's name: 100% of babies with the name.

Is the name Cassian rising or falling?

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

Will Cassian become more popular?

Cassian is trending upward. If the recent trend holds, we project roughly 1,387 boys named Cassian in 2030, which would rank around #250. Forecasts assume the current trend continues and become less certain further out.

Who are famous people named Cassian?

Well-known people named Cassian include Cassian of Imola (religious figure).

Names like Cassian

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

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