Cassity
- US rank
- Unranked
- Syllables
- 3
- Peak
- #4,142 in 1998
0 babies were named Cassity in the US in 2025.
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US births per million girls, 1976–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Cassity you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryCassity first shows up in US birth records in 1976, the first year at least 5 babies got it. It has been in use for 49 years since.
- Best yearIts best year was 1998, when it reached #4,142.
About the name Cassity
Cassity is a girl name of Irish origin. It has 7 letters and 3 syllables, starting with C and ending in “-ity”. US birth records list Cassity for girls from 1976 to 2016, in 33 of those 41 years. Its best year was 1998, when it ranked #4,142 among girl names. It hasn't been given to 5 or more US babies in a year since 2016, so today it's a genuinely rare choice.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 2.4 | 408,163 girls |
| 1980s | 3.9 | 259,067 girls |
| 1990s | 8.1 | 123,609 girls |
| 2000s | 5.8 | 171,233 girls |
| 2010s | 2.1 | 476,190 girls |
Other spellings of Cassity
More Irish girl names
- Girl name: Abigail · my father is joy
- Unisex name: Riley · rye clearing
- Girl name: Maeve · she who intoxicates
- Unisex name: Kennedy · helmeted head
- Unisex name: Rylee · rye clearing
- Unisex name: Sloane · raider
- Unisex name: Alani · orange tree
- Girl name: Everleigh · boar clearing
Questions about the name Cassity
What is the origin of the name Cassity?
Cassity has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Cassity a boy or girl name?
Cassity is a girl name.
How popular is the name Cassity?
Cassity is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2016. It peaked at #4,142 in 1998.