Kassey
Meaningvigilant · English form of Casey
- US rank
- #13,208
- Syllables
- 2
- Peak
- #3,091 in 1992
6 babies were named Kassey in the US in 2025.
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US births per million girls, 1978–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kassey you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 270,270 baby girls born in the US in 2025 was named Kassey, 6 babies in all. In a typical school of 500 kids, your Kassey would very likely be the only one.
- HistoryKassey first shows up in US birth records in 1978, the first year at least 5 babies got it. It has been in use for 47 years since.
- Best yearIt was far more popular in 1992, when it ranked #3,091. Today it's #13,208, so it could be due a comeback.
- Then vs nowKassey was 4.0× more common in 2000 than it is today. In 2000 it was given to about 1 in 67,114 baby girls; in 2025, about 1 in 270,270.
- MeaningKassey is an English form of Casey, which means “vigilant”. Our records link it to American and Irish roots.
About the name Kassey
Kassey is a girl name of American and Irish origin meaning “vigilant”. It has 6 letters and 2 syllables, starting with K and ending in “-sey”. US birth records list Kassey for girls from 1978 to 2025, in 47 of those 48 years. Its best year was 1992, when it ranked #3,091 among girl names. In 2025 it ranked #13,208, with 6 babies.
Origin:American namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 6.7 | 149,254 girls |
| 1980s | 11 | 91,491 girls |
| 1990s | 14 | 72,569 girls |
| 2000s | 7.3 | 136,986 girls |
| 2010s | 5.0 | 201,613 girls |
| 2020s | 5.9 | 169,014 girls |
Other spellings of Kassey
More American girl names
- Girl name: Lainey · possibly light
- Girl name: Daisy · day's eye
- Girl name: Josie · he will add
- Unisex name: Kinsley · king's meadow
- Girl name: Sienna · from Siena
- Unisex name: Brooklyn · from Brooklyn, New York
- Girl name: Summer · summer
- Unisex name: Stevie · crown
Questions about the name Kassey
What does the name Kassey mean?
Kassey means “vigilant” in English, as a form of Casey.
What is the origin of the name Kassey?
Kassey has American, Irish roots in our records. Other American names include Lainey, Daisy, Josie.
Is Kassey a boy or girl name?
Kassey is a girl name.
How popular is the name Kassey?
Kassey ranked #13,208 for US girls in 2025, given to 6 babies. Its best year was 1992 (#3,091).