Total births
2,893
Boys' name · since 1997
Cassian
Since 1997, U.S. Social Security records show 2,893 babies named Cassian, peaking in 2025. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #618
- among boys today
- 2,893
- born since 1997
- 2020s
- peak decade
- 96%
- more common than other boys
Yes -- Cassian is the #618 most popular boys' name in the U.S. today, with 2,893 recorded since 1997.
According to the U.S. Social Security Administration, Cassian has been recorded 2,893 times among boys since 1997, currently ranked #618 nationally and more common than 96% of boys, with its heaviest use in the 2020s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1997 to 2025.
- #618 among boys today
- 2,893 born since 1997
- 2020s peak decade
- 96% more common than other boys
Data updated Jun 2026
The verdict
Cassian is currently the #618 boys' name in America, more common than 96% of boys - 2,893 born since 1997, peaking in the 2020s.
- #618
- among boys today
- 2,893
- born since 1997
- 2020s
- peak decade
- 96%
- more common than other boys
Cassian vs. every other boys name in current SSA rankings
#618
of 14,294 boys in use
More common than 96% of names given to boys today.
2020s
Peak decade
80% of everyone ever named Cassian was born in this single decade.
2025
Single peak year
633 babies were named Cassian in 2025 - its busiest year on record.
How Cassian compares
2,893 Top 17% higher than 83% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Cassian's all-time total is 8x the median boys name, and Liam still leads by a wide margin.
| Metric | Cassian | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 2,893 | 367 | 358,536 |
| Peak-year births | 633 | 23 | 22,252 |
Cassian's usage pattern, beyond the headline number
Splitting Cassian's full recorded timeline at 2015, 95% of its total births fall in the more recent half of the record versus 5% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1997, with just 5 recorded births -- worth weighing against the 2025 peak of 633 to see the full range of the name's swing in popularity.
Cassian at a glance
Top 1,000 boys' namePeak year
2025
Current rank
#618
Active since
1997
Cassian popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1997–2025
- Peak year (2025)
- 633
- Annual births at peak, across 29 years of records
Cassian popularity over time - girls
14 total births recorded since 2017 (Cassian as girls' name)
Cassian by decade
Total births in each ten-year window, peak vs trough at a glance
2020s was Cassian's strongest decade.
2,324 babies received the name during that ten-year window, about 80% of all-time use.
Cassian births by decade
Total births in each ten-year window
- 1990s 5
1990s
5 births
- 2000s 51
2000s
51 births
- 2010s 513
2010s
513 births
- 2020s
2020s
2,324 births
What this shows Peak: 2020s at 2,324 births (80% of all-time use).
How Cassian compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Cassian's total volume
Cassian vs 15 similarly-sized boys names
Cassian by state
Where Cassian concentrates geographically, total births since 1997
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 455 | 15.7% |
| #2 | Texas | | 244 | 8.4% |
| #3 | Florida | | 153 | 5.3% |
| #4 | New York | | 118 | 4.1% |
| #5 | Washington | | 84 | 2.9% |
| #6 | Pennsylvania | | 79 | 2.7% |
| #7 | Virginia | | 75 | 2.6% |
| #8 | Michigan | | 72 | 2.5% |
California share of Cassian's total US births 15.7%
Even split
455 of 2,893 births nationwide. Compared to a flat distribution across 39 reporting states.
Cassian appears in 39 states. Explore state details →
Frequently Asked Questions
How popular is the name Cassian? ▼
2,893 babies have been named Cassian since 1997. It currently ranks #618 among boys. The peak year was 2025 with 633 births.
When was Cassian most popular? ▼
Cassian was most popular in the 2020s decade with 2,324 total births. The single peak year was 2025.
Where is Cassian most popular? ▼
The top states for the name Cassian are California (455 births), Texas (244 births), Florida (153 births).
How long has the name Cassian been used? ▼
Records for Cassian go back to 1997, giving 29 years of history through 2025.
What names are similar to Cassian? ▼
Names with a similar sound or spelling include Casey, Cash, Cason, Case, and 4 more. These share a common prefix and are also used for boys.
What to do with Cassian's data
- California records the most Cassians (455 births) -- see the full state breakdown if geography matters to your decision. California names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Cassian
Nearby Names Like Cassian
Names with a similar sound, spelling, or feel to Cassian
Casey Boy
#311 116,675 births
Cash Boy
#316 27,705 births
Cason Boy
#856 11,308 births
Case Boy
#724 9,926 births
Cassius Boy
#569 9,736 births
Compare Cassian side by side: Cassian vs Casey Cassian vs Cash Cassian vs Cason
Related Names
Names with a similar popularity rank to Cassian
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1997–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Cassian: #618 Boys' Name - 2,893 Births, Peak 2025." NameAlmanac. Accessed via https://namealmanac.com/name/cassian. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Cassian draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.