Name meaning & stats
Kay
Kay means “rejoice (debated)” (Welsh origin). 77,377 US babies since 1940, peak 1942. Notable Kays are 1.7× over-represented as politicians.
What it means
“rejoice (debated)”
WelshDebated
In US birth records
Peak year: 1942
77,377 US babies were named Kay between 1940 and 2025.
Where Kays end up
Not enough notable Kays yet, so this uses the spelling family: Kay, Kaye, Kai.
| Career | vs expected | Confidence |
|---|---|---|
| Politician | 1.7× | High · 27 people |
| Actor | 0.9× | Medium · 22 people |
| Writer | 1.0× | Medium · 17 people |
| Singer | 0.9× | Medium · 10 people |
Among notable women who are politicians, the Kay family show up 1.7× as often as you'd expect from how common the name is.
Notable people born 1940–2005 in the US, UK, Canada and Australia (Wikidata). Patterns, not destiny.
Spelling family
The most common spelling: 87% of the family
Names that sound the same, grouped by Heyotag. Share of US babies since 1940.
Name twins (peaked around 1942)