Total births
46
Girls' name · since 1979
Cassiopia
Since 1979, U.S. Social Security records show 46 babies named Cassiopia, peaking in 1986. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 46
- total births
- 1979–1987
- years on record
- 1980s
- peak decade
- 83%
- born in that decade
Cassiopia sits outside today's top ranks for girls, with 46 recorded since 1979.
According to the U.S. Social Security Administration, Cassiopia has been recorded 46 times among girls since 1979, though it is not among the currently most-used girls names, with its heaviest use in the 1980s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1979 to 1987.
- 46 total births
- 1979–1987 years on record
- 1980s peak decade
- 83% born in that decade
Data updated Jul 2026
The verdict
46 girls have been named Cassiopia since 1979, peaking in the 1980s, last recorded in 1987.
- 46
- total births
- 1979–1987
- years on record
- 1980s
- peak decade
- 83%
- born in that decade
1980s
Peak decade
83% of everyone ever named Cassiopia was born in this single decade.
1986
Single peak year
11 babies were named Cassiopia in 1986 - its busiest year on record.
Cassiopia's usage pattern, beyond the headline number
Divide Cassiopia's SSA record in two at 1983 and the more recent half accounts for 57% of all births, the earlier half the remaining 43%, a genuinely balanced usage pattern. Its calmest year was 1981, with only 6 births recorded -- set against the 1986 peak of 11, that's the full swing in one name's fortunes.
Cassiopia at a glance
Last recorded 1987Peak year
1986
Current rank
Unranked
Active since
1979
Cassiopia popularity over time
Annual U.S. births registered with the Social Security Administration · 1979–1987
- Peak year (1986)
- 11
- Annual births at peak, across 9 years of records
Cassiopia by decade
Total births in each ten-year window, peak vs trough at a glance
1980s was Cassiopia's strongest decade.
38 babies received the name during that ten-year window, about 83% of all-time use.
Cassiopia births by decade
Total births in each ten-year window
- 1970s 8
1970s
8 births
- 1980s
1980s
38 births
What this shows Peak: 1980s at 38 births (83% of all-time use).
Frequently Asked Questions
How popular is the name Cassiopia? ▼
46 babies have been named Cassiopia since 1979. It was last recorded in 1987. The peak year was 1986 with 11 births.
When was Cassiopia most popular? ▼
Cassiopia was most popular in the 1980s decade with 38 total births. The single peak year was 1986.
How long has the name Cassiopia been used? ▼
Cassiopia has been recorded in Social Security data since 1979, spanning 9 years of data through 1987.
What names are similar to Cassiopia? ▼
Names with a similar sound or spelling include Cassandra, Casey, Cassidy, Cassie, and 4 more. These share a common prefix and are also used for girls.
Keep exploring Cassiopia
Nearby Names Like Cassiopia
Names with a similar sound, spelling, or feel to Cassiopia
Cassandra Girl
#615 171,008 births
Casey Girl
#1054 78,100 births
Cassidy Girl
#478 60,848 births
Cassie Girl
#1270 46,642 births
Casandra Girl
#8506 15,784 births
Compare Cassiopia side by side: Cassiopia vs Cassandra Cassiopia vs Casey Cassiopia vs Cassidy
Related Names
Names with a similar number of total births
Data Sources
Data as of July 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, 1979–1987 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Cassiopia: Baby Name Since 1979 - 46 Births, Peak 1986." NameAlmanac. Accessed via https://namealmanac.com/name/cassiopia. 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 Cassiopia 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 July 2026.