Cassie
- Pronunciation
- [Ca-ssie]
- Gender
- Female
- Meaning
- Purity
- Origin
- Greek
About the Name Cassie
Cassie is an English given name traditionally understood as a short form or nickname for names beginning with Cass-, most commonly Cassandra, which has roots in ancient Greek. Its meaning is "purity," a sense borrowed more directly from the Cassandra-to-Catherine semantic chain than from the original Greek mythological figure. In Greek tradition, Cassandra was the Trojan prophetess cursed to speak true prophecies that no one believed; over time the pet form Cassie shed those mythological associations and became a warm, standalone given name in its own right.
Cassie first entered the US Social Security top-1000 in 2000, also its peak year, when it ranked at #348. The name remained on the chart through 2009, recording 280 births at rank #954 in that final tracked year. Total top-1000-qualifying births across the window reached approximately 4,654. Its relatively compact run of ten years suggests it served primarily as a stylish diminutive name during a specific cultural moment rather than establishing the kind of multi-generational staying power its classical roots might imply..
Cassie carries a breezy, friendly energy: two syllables ending in an open vowel give it an approachable warmth. Its recorded variant is Cassy. The name fits naturally alongside other short, sweet feminine names of the early 2000s that blended nickname charm with standalone use, and it retains an easy, unhurried appeal even outside its peak chart years.
Source: U.S. Social Security Administration name data, 1880–2024 (methodology). By Marvin Tang.
Quick Facts About Cassie
US Popularity History (2000–2009)
Annual US births named Cassie by gender, from US Social Security Administration records. Peak year: 2000 with 886 girls named Cassie (girl rank #348 that year).
Where it stands today: in 2009, ranked #954 for girls (280 US births). That's 606 places below its 2000 peak.
Source: US Social Security Administration. Limitations: US birth-certificate data only; names appearing fewer than 5 times in a given year are suppressed for privacy; spelling variants are counted separately. For names that ranked outside the US top 100 before year 2000, only the years they reached the top 100 are shown — the chart may have gaps for less-popular historical names.
Paste the snippet below on any HTML page. Includes a credit link back to 9BabyNames — please keep it intact.
Where in the US Is Cassie Most Popular?
Average girl-name rank within each state across 2016–2025 SSA records. A lower number means the name appears closer to the top of that state's girls-name rankings — a per-capita measure that isn't biased toward large states. For Cassie the strongest states are Alabama, South Carolina, Louisiana.
Strongest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | Alabama | #698 | 19 |
| 2 | South Carolina | #718 | 29 |
| 3 | Louisiana | #761 | 43 |
| 4 | Kentucky | #766 | 15 |
| 5 | Tennessee | #889 | 29 |
| 6 | Michigan | #921 | 31 |
| 7 | North Carolina | #925 | 29 |
| 8 | California | #957 | 127 |
Weakest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | California | #957 | 127 |
| 2 | North Carolina | #925 | 29 |
| 3 | Michigan | #921 | 31 |
| 4 | Tennessee | #889 | 29 |
| 5 | Kentucky | #766 | 15 |
| 6 | Louisiana | #761 | 43 |
| 7 | South Carolina | #718 | 29 |
| 8 | Alabama | #698 | 19 |
Source: SSA state-level baby-name dataset 2016–2025. States with fewer than 3 years of data for Cassie in this window are excluded. Births < 5 in a given state-year are suppressed by SSA for privacy.
Variant Forms
| Name | Meaning | Gender | Origin |
|---|---|---|---|
| Cassy | Abbreviation Of Cassandra. Unheeded Prophetess. In Homer's The Iliad Cassandra's Prediction Of The Fall Of Troy Was Unheeded. | Female | English |
Looking for names like Cassie?
A dedicated page with 60+ related names — spelling variants, rhymes, alliterations, same-origin matches, and shared meaning concepts — lives at its own URL so each kind of similarity gets a deeper treatment than fits here.
Compare Cassie to Other Popular Names
Side-by-side popularity charts and crossover years for Cassie against today's most popular girls-name peers (top 8 by US births in the last 10 years of SSA records).