Kaycee
- Gender
- Mostly girls
- Say it
- KAY-see
- Origin
- Irish
- UK rank, 2025
- #4,935 for girls
- US rank, 2025
- #1,299 for girls
Kaycee is a name of Irish origin, meaning “vigilant”. In 2025 it ranked 4,935th for girls in the UK (4 babies) and 1,299th for girls in the US (171 babies).
What does Kaycee mean?
Irish: spelling of Casey, or from the initials K.C.
“vigilant”
A spelling of Casey, from the Irish surname Ó Cathasaigh, based on cathasach, 'vigilant'.
More on Wiktionary.
Is Kaycee a girl's or a boy's name?
In recent years, Kaycee has been given to girls and boys, mostly girls. In 2025, it was given to 4 girls and 3 boys in the UK and 171 girls and 49 boys in the US.
How popular is Kaycee in the UK?
- Rank in 2025
- 4,935th among girls
- Babies in 2025
- 4 about 1 in 70,000 girls
- Five-year trend
- Falling down 30% in five years
- Same name in a class
- under 1% chance among 15 girls
In 2025, 4 girls in the UK were named Kaycee, making it the 4,935th most popular name for girls. Five years earlier, in 2020, it was 4,744th. Its busiest year was 2011, with 55 girls. 3 boys were also named Kaycee in 2025 (5,065th for boys).
2025 had fewer girls named Kaycee than any year since 2020.
Half of all the girls named Kaycee in the UK since 1996 were born between 2007 and 2014, the years shaded on the chart below.
In 2025, 67 girls in the UK were given Kaycee or a name that sounds the same. With every name's spellings counted this way, that ranks #589, up from #4,935 for this spelling alone.
Among girls in 2025, it was 4,866th in England and Wales.
Kaycee in the UK, year by year
| Year | Girls | Rank |
|---|---|---|
| 2025 | 4 | #4,935 |
| 2024 | 6 | #3,758 |
| 2023 | 9 | #2,841 |
| 2022 | 9 | #2,805 |
| 2021 | 7 | #3,338 |
| 2020 | 4 | #4,744 |
| 2019 | 14 | #2,052 |
| 2018 | 9 | #2,825 |
| 2017 | 22 | #1,541 |
| 2016 | 24 | #1,452 |
| 2015 | 25 | #1,389 |
| 2014 | 23 | #1,452 |
| 2013 | 28 | #1,296 |
| 2012 | 52 | #808 |
| 2011 | 55 | #748 |
| 2010 | 53 | #753 |
| 2009 | 43 | #864 |
| 2008 | 27 | #1,176 |
| 2007 | 38 | #893 |
| 2006 | 28 | #1,062 |
| 2005 | 19 | #1,332 |
| 2004 | 21 | #1,194 |
| 2003 | 12 | #1,730 |
| 2002 | 15 | #1,399 |
| 2001 | 21 | #1,070 |
| 2000 | 4 | #3,399 |
| 1999 | 5 | #2,912 |
| 1998 | 6 | #2,535 |
| 1997 | 18 | #1,164 |
How popular is Kaycee in the US?
- Rank in 2025
- 1,299th among girls
- Babies in 2025
- 171 about 1 in 9,400 girls
- Five-year trend
- Steady down 3% in five years
- Same name in a class
- under 1% chance among 15 girls
In 2025, 171 girls in the US were named Kaycee, making it the 1,299th most popular name for girls. Five years earlier, in 2020, it was 1,373rd. Its busiest year was 1998, with 263 girls. It first appears in the records in 1955. 49 boys were also named Kaycee in 2025 (2,641st for boys).
Half of all the girls named Kaycee in the US since 1880 were born between 1992 and 2013, the years shaded on the chart below.
In 2025, 1,196 girls in the US were given Kaycee or a name that sounds the same. With every name's spellings counted this way, that ranks #284, up from #1,299 for this spelling alone.
Girls were 93% of the babies named Kaycee in the US in 1979, and 78% in 2025.
Kaycee in the US, year by year
| Year | Girls | Rank |
|---|---|---|
| 2025 | 171 | #1,299 |
| 2024 | 164 | #1,378 |
| 2023 | 167 | #1,348 |
| 2022 | 182 | #1,295 |
| 2021 | 158 | #1,384 |
| 2020 | 158 | #1,373 |
| 2019 | 177 | #1,295 |
| 2018 | 184 | #1,255 |
| 2017 | 158 | #1,436 |
| 2016 | 201 | #1,224 |
| 2015 | 193 | #1,263 |
| 2014 | 200 | #1,221 |
| 2013 | 173 | #1,347 |
| 2012 | 180 | #1,307 |
| 2011 | 170 | #1,354 |
| 2010 | 208 | #1,165 |
| 2009 | 197 | #1,249 |
| 2008 | 202 | #1,242 |
| 2007 | 189 | #1,292 |
| 2006 | 196 | #1,227 |
| 2005 | 164 | #1,333 |
| 2004 | 164 | #1,301 |
| 2003 | 179 | #1,194 |
| 2002 | 208 | #1,037 |
| 2001 | 198 | #1,073 |
| 2000 | 210 | #1,005 |
| 1999 | 216 | #956 |
| 1998 | 263 | #808 |
| 1997 | 235 | #868 |
| 1996 | 216 | #907 |
| 1995 | 236 | #829 |
| 1994 | 235 | #847 |
| 1993 | 231 | #846 |
| 1992 | 195 | #977 |
| 1991 | 248 | #824 |
| 1990 | 232 | #846 |
| 1989 | 218 | #849 |
| 1988 | 157 | #1,027 |
| 1987 | 175 | #935 |
| 1986 | 135 | #1,097 |
| 1985 | 100 | #1,323 |
| 1984 | 115 | #1,168 |
| 1983 | 89 | #1,346 |
| 1982 | 85 | #1,429 |
| 1981 | 73 | #1,596 |
| 1980 | 69 | #1,657 |
| 1979 | 66 | #1,678 |
| 1978 | 47 | #2,012 |
| 1977 | 37 | #2,381 |
| 1976 | 37 | #2,255 |
| 1975 | 40 | #2,136 |
| 1974 | 31 | #2,433 |
| 1973 | 15 | #3,970 |
| 1972 | 16 | #3,714 |
| 1971 | 12 | #4,532 |
| 1970 | 15 | #3,871 |
| 1969 | 12 | #4,197 |
| 1968 | 0 | – |
| 1967 | 5 | #6,803 |
| 1966 | 5 | #6,563 |
| 1965 | 6 | #5,816 |
| 1964 | 0 | – |
| 1963 | 0 | – |
| 1962 | 5 | #6,577 |
| 1961 | 0 | – |
| 1960 | 0 | – |
| 1959 | 7 | #5,030 |
| 1958 | 6 | #5,407 |
| 1957 | 13 | #3,308 |
| 1956 | 0 | – |
| 1955 | 5 | #5,826 |
Nicknames for Kaycee
- Kay 3 girls in the UK in 2025
Names like Kaycee
Names given in the same years and the same naming tradition, with a similar sound.
Keira, Caoimhe, Bree, Cassidy, Aoibheann, Kiara, Teagan, Eden, Aoife, Raegan, Caragh, Eireann
Other spellings of Kaycee
Casey, Kacie, Kacey, Kasey, Kaci, Kayce, Keisy, Kaycie, Keysi, Kayci, Kaysi
Names related to Kaycee
More Irish names
Oscar, Rowan, Rory, Maeve, Finn, Aiden, Ryan, Nolan, Quinn, Orla, Cody, Erin, Ronan, Connor, Declan, Kennedy
Sources
Figures from Baby names in England and Wales (Office for National Statistics), Babies' first names (National Records of Scotland), Baby names (Northern Ireland Statistics and Research Agency) and Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Kaycee: name meaning, origin and popularity”, https://www.nameling.co.uk/names/kaycee, updated 20 October 2026.