How Many People Are Named Cassiopeia?
people named Cassiopeia are alive in the United States today (estimate)
About 1 in 887,752 people in the US has this name
Based on 391 babies named Cassiopeia in Social Security records from 1979 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
18 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Latinized form of Greek Κασσιοπεια (Kassiopeia) or Κασσιεπεια (Kassiepeia), possibly meaning "cassia juice". In Greek myth Cassiopeia was the wife of Cepheus and the mother of Andromeda. She was changed into a constellation and placed in the northern sky after she died.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Related & Similar Names
⚧ Gender Distribution
All of the babies given the name Cassiopeia in the records were girls.
👥 Age Distribution
The average person named Cassiopeia alive today is about 22 years old, and 63% are under 30. Half of them were between 7 and 37 in 2025.
📈 Popularity Over Time
Cassiopeia first appears in the records in 1979 and was given most often in 2022, to 18 babies. In 2025, 11 babies got the name.
Babies given the name each year, 1979 to 2025
🏆 Rank History
Cassiopeia has never been one of the 100 most popular girls' names. Its best rank was #4,768, in 1984. In 2025 it ranked #8,975.
| Girls | |
|---|---|
| Rank in 2025 | #8,975 |
| Best rank | #4,768 (1984) |
| Years in the top 100 | None |
| Rank in its biggest decade | #6,262 in the 1980s |
Look up another name
⊙ We don't save the names you search.