UK name, mostly girls
Kay
A feminine name of Old English origin meaning keeper of the keys.
For 2026, the newest official UK baby-name figures on this page are from 2022. That release is the current official benchmark rather than a forecast.
Kay is mostly registered for girls in the UK records. People looking for Kay popularity in 2026 should use the latest official release, which is 2022 in this profile. In that release it ranked #3970, with 5 babies registered with the name. Its strongest year in the published records was 1996, with 66 births.
This profile covers 443 England and Wales registrations across 24 recorded years from 1996 to 2022. The figures come from ONS England and Wales and NRS Scotland, so the page is a view of published baby-name registrations rather than a forecast or a live count of people using the name today.
The latest count is about 8% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 996 living people in the UK are called Kay. This uses published birth registrations from England and Wales, Scotland and Northern Ireland, then applies ONS national life tables to estimate how many are likely still alive. It does not forecast extra births for 2023 or 2026.
Key insights
- • Kay ranked #3970 for girls in England and Wales in 2022, with 5 registrations.
- • The name peaked in 1996, when 66 girls were registered as Kay.
- • Kay ranks best in Scotland in the latest published regional snapshot for that area, where it placed #512 in 2009.
- • About 996 living people in the UK are estimated to have Kay as a first name, after adjusting past birth registrations with ONS life tables.
- • Across the England and Wales records shown here, 94.5% of Kay registrations are for girls.
Latest rank (E&W)
#3970
2022
Births in 2022
5
Latest year
Peak year
1996
66 births
Estimated living
996
2026
Gender
Boy and girl registrations for Kay
In England and Wales birth records, Kay has been registered for both boys and girls. Across the years shown here, 5.5% of registrations are for boys and 94.5% are for girls.
These figures use the sex categories in the published baby-name files. They are useful for spotting how the name is used at registration, but they are not a live measure of gender identity or everyone living with the name today.
Kay registered for boys
- Ranked #4,702 in 2019
- 3 boys registered in 2019
- Peak: 2014 (4 births)
Kay registered for girls
- Ranked #3,970 in 2022
- 5 girls registered in 2022
- Peak: 1996 (66 births)
Meaning
What does Kay mean?
The name Kay has its origins in various languages and cultures, with a rich history spanning centuries.
The name Kay is derived from the Middle English word "cay," which in turn originated from the Old French word "cai" or "quai," meaning "key." This connection to the concept of a key likely symbolized the ability to unlock or gain access to something important.
In Old English, the name Kay was also used as a variant spelling of the name "Caius," which was a Roman praenomen (personal name) derived from the Latin word "gaudere," meaning "to rejoice" or "to be glad."
The name Kay has been present in various historical records and texts. In ancient Greek mythology, Kay was the name of one of the sailors who accompanied the legendary hero Jason on the Argonautic expedition in search of the Golden Fleece.
In medieval literature, the name Kay is prominently associated with the character Sir Kay, who was the foster brother and seneschal (steward) of King Arthur in the Arthurian legends. Sir Kay played a significant role in the tales of the Knights of the Round Table and was often portrayed as a brave and loyal knight.
Some notable individuals throughout history who bore the name Kay include:
1. Kay Kyser (1905-1985), an American bandleader and radio personality who led the popular Kay Kyser Orchestra during the swing era. 2. Kay Francis (1899-1968), an American stage and film actress who achieved stardom during the 1930s and was known for her roles in films like "Trouble in Paradise" and "Dr. Monica." 3. Kay Kendall (1927-1959), an English actress and comedienne, known for her performances in films such as "Les Girls" and "The Reluctant Debutante." 4. Kay Lenz (born 1953), an American actress known for her roles in films like "Breezy" and the television series "Reasonable Doubts." 5. Kay Redfield Jamison (born 1946), an American clinical psychologist and writer, best known for her work on bipolar disorder and her memoir "An Unquiet Mind."
The name Kay has been a part of various cultures and has held different meanings throughout history, often associated with concepts of joy, access, and strength. Its enduring presence in literature, mythology, and the lives of notable individuals reflects its timeless appeal and versatility.
Sourced from namecensus.com.
Popularity
Kay over time
The chart below compares boys and girls registered as Kay in England and Wales, from 1996 to 2022. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Kay, the clearest high point is 1996. The latest England and Wales figure is 5 births in 2022, compared with 66 at the peak.
Babies born per year
Decades
Kay by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Kay was a short-lived spike or a name that stayed in regular use. Average rank is calculated only from years where a published rank exists.
| Decade | Average rank | Total births | Years covered |
|---|---|---|---|
| 2020s | #3970 | 5 | 1 |
| 2010s | #3491 | 63 | 9 |
| 2000s | #1581 | 184 | 10 |
| 1990s | #577 | 191 | 4 |
Geography
Where Kay is most common
The bars show the latest published local birth counts for Kay. They are useful for spotting where the name is showing up in real numbers, while the rank beside each bar shows how strongly it performs inside that region.
Kay ranks best in Scotland in the latest published regional snapshot for that area, where it placed #512 in 2009.
Across the UK
Kay in Scotland and Northern Ireland
Scotland (NRS)
#512 in 2009
34 years of NRS records, 566 total registered
Notable bearers
Famous people named Kay
-
Kay Stonham
screenwriter; film director
British actress
2000-
-
Kay Wilson
rugby union player; rugby league player; American football player; rugby sevens player
English rugby union player
1991-
-
Kay Tse
singer; songwriter; recording artist
Hong Kong singer and actress
1977-
-
Kay Moran
bowls player
Scottish international lawn and indoor bowler
1973-
-
Kay Morley-Brown
athletics competitor
Welsh hurdler
1963-
-
Kay Purcell
actor
English actress (1963–2020)
1963-2020
-
Kay Mellor
screenwriter; actor; film director
British screenwriter and actress
1951-2022
-
Kay Parker
actor; pornographic actor; erotic photography model; model; film actor
English pornographic film actress
1944-2022
Related
Names similar to Kay
- Katie 53,185
- Keira 14,411
- Katherine 11,323
- Kayleigh 10,677
- Kate 10,276
- Kelsey 7,224
- Kiera 7,218
- Kayla 6,541
- Kirsty 6,384
- Khadija 5,948
- Kimberley 5,189
- Kaitlyn 5,137
FAQ
Kay: questions and answers
How popular is the name Kay in the UK right now?
In 2022, Kay was ranked #3970 for girls in England and Wales, with 5 births registered.
When was Kay most popular?
The peak year on record was 1996, with 66 babies registered as Kay in England and Wales.
What is the meaning and origin of Kay?
A feminine name of Old English origin meaning keeper of the keys.
How many people are called Kay in the UK?
A total of 443 babies have been registered as Kay across the 24 years of ONS England & Wales records shown here, plus 566 more in Scotland.
Where is Kay most common?
In the latest published local rankings, Kay ranks best in Scotland, where it placed #512 in 2009. The regional bars on this page use birth counts, so they also reflect the size of each region.
Which records is this page based on?
The England and Wales timeline uses ONS baby-name records. Scotland figures come from NRS and Northern Ireland figures come from NISRA. Counts are registrations in published baby-name files. The living estimate uses those birth registrations with ONS national life tables.