Kay
4 countries#3903 in United States, 2025Popularity across 4 countries
Each line is scaled to its own peak, so you can compare when Kay was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
102,545 births recorded 1882–2025 · currently #3903 · peaked in 1942 with 3,718 births
Most common in: Texas, Michigan, Ohio, Pennsylvania, Illinois
Source: Social Security Administration, official birth-registration data
🇬🇧 United Kingdom
1,030 births recorded 1974–2019 · peaked in 1996 with 70 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
🏴 Scotland
566 births recorded 1974–2009 · peaked in 1974 with 43 births
Source: National Records of Scotland, official birth-registration data
🏴🏴 England & Wales
464 births recorded 1996–2019 · peaked in 1996 with 66 births
Source: Office for National Statistics, official birth-registration data
🇫🇷 France
32 births recorded 1955–2022 · peaked in 1955 with 4 births
Source: INSEE, official birth-registration data
United States rank history
Kay’s rank among girls’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2006 | #2778 | — |
| 2007 | #2750 | ↑28 |
| 2008 | #3529 | ↓779 |
| 2009 | #3800 | ↓271 |
| 2010 | #3409 | ↑391 |
| 2011 | #3407 | ↑2 |
| 2012 | #3169 | ↑238 |
| 2013 | #3166 | ↑3 |
| 2014 | #2843 | ↑323 |
| 2015 | #3595 | ↓752 |
| 2016 | #3379 | ↑216 |
| 2017 | #3145 | ↑234 |
| 2018 | #2711 | ↑434 |
| 2019 | #3552 | ↓841 |
| 2020 | #3546 | ↑6 |
| 2021 | #3614 | ↓68 |
| 2022 | #3365 | ↑249 |
| 2023 | #3329 | ↑36 |
| 2024 | #3892 | ↓563 |
| 2025 | #3903 | ↓11 |
Frequently asked questions about Kay
Is Kay a popular name?
Yes — Kay currently ranks #3903 among girls’ names in United States as of 2025, based on official birth records.
Is Kay more common for boys or girls?
Kay is recorded predominantly as a girls’ name in official United States birth data.
When was Kay most popular?
Kay peaked in 1942 in United States, with 3,718 recorded births that year.
Is Kay rising or falling in popularity?
In United States, Kay’s popularity is falling — its rank has slipped from #921 in 1885 to #3903 in 2025.
How many babies have been named Kay?
At least 103,607 babies have been recorded with the name Kay across official birth statistics in 4 countries.
Is Kay popular in more than one country?
Yes — Kay appears in official birth records in 4 countries: United States, Scotland, England & Wales, France.
What names are similar in popularity to Kay?
Based on real 2025 ranking data in United States, names ranked closest to Kay include Kamira, Kashvi, Kaylene, Kelsi.
Similar names right now
Ranked directly next to Kay in United States, 2025 — a real popularity match, not a subjective list.