Cassie Girl

How popular is Cassie?

#1,279 girl name in 2025

175 baby girls were named Cassie in the US in 2025, making it the 1279th most popular girl name.

Compare with other names
39,802living people named Cassie (est.)
38median age of people named Cassie
47,027babies named Cassie since 1880
1 in 18,945US babies born in 2025

Cassie popularity over time

01,2502,500 18801900192019401960198020002020

Boys Girls

Rank in 2025#1,279 for girls (▼ 9 from 2024)
Babies in 2025175 girls
10-year trendSteady (-10% babies vs 2015)
Earlier ranks#1,258 in 2015, #1,246 in 2020
Peak year1982 (2,193 girls)
Highest rank#137 in 1982
First recorded1880
Boys vs girls (last 10 years)0% boys, 100% girls
Chance a classmate shares it0.1% in a class of 25 kids born in 2025

Cassie counting every spelling

Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Cassie family of names ranked #659 for girls in 2025 (#636 the year before), with 411 babies in all.

SpellingGirls in 2025Share
Cassie 175 43%
Kasey 105 26%
Kassie 55 13%
Kaysie 11 3%
Kasie 9 2%
Kaysi 13 3%
Kaisey 12 3%
Cassi 5 1%
Kassi 9 2%
Kassey 6 1%
Casie 6 1%

Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.

Where Cassie is most popular

Babies named Cassie per 1,000 girls born in each state, 2021 to 2025. Darker means more common.

  1. New Mexico: 0.2 per 1,000 (5 girls)
  2. Louisiana: 0.2 per 1,000 (17 girls)
  3. North Carolina: 0.2 per 1,000 (40 girls)
  4. Michigan: 0.2 per 1,000 (31 girls)
  5. Pennsylvania: 0.2 per 1,000 (36 girls)

Cassie by decade

DecadeBaby girlsBest rank
1880s485#255
1890s792#291
1900s815#338
1910s1,422#375
1920s1,401#523
1930s794#657
1940s863#752
1950s1,203#757
1960s1,547#693
1970s4,343#311
1980s15,759#137
1990s9,445#229
2000s4,654#348
2010s2,012#1,149
2020s1,107#1,244

Girl names about as popular as Cassie

Questions

Is Cassie a boy or girl name?
Cassie is mostly a girl name. Over the last 10 years, 100% of babies named Cassie were girls.
How popular is the name Cassie?
175 baby girls were named Cassie in the US in 2025, making it the 1279th most popular girl name.
When was Cassie most popular?
Cassie peaked in 1982, when 2,193 girls were given the name. Its highest rank was #137 in 1982.
How many people are named Cassie?
47,027 babies have been named Cassie in the US since 1880. We estimate about 39,802 of them are alive in 2026, with a median age of 38.
Where is Cassie most popular?
From 2021 to 2025, Cassie was most common in New Mexico, at 0.2 of every 1,000 girls born there.

Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.