Unisex name · peaked 1990

Ky

A short form of the female given names Kylie, Kylee, or Kyleigh, used as a nickname and/or as a form that is not overtly feminine.

Every Ky since 1950 — 1,659 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.010.010.020.0318801900192019401960198020002020BoysGirls
BoysGirls
Rank 2025
#3,623
among boys
Babies in 2025
31
named Ky
Peak year
1990
48 babies
All-time total
1,659
since 1950

The story of Ky

Ky is rare for boys in the United States, ranked #3,623 in 2025 with 31 babies given the name. It is currently rising compared with a decade ago.

Since 1950, 1,659 American babies have been named Ky — about 91% boys and 9% girls, making it a genuinely unisex name. Its peak came in 1990, when 48 newborns received the name — the signature sound of the 1990s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Ky stood among all boys' names in any year, or use the compare tool to plot it against other names.

Ky year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 31 #3,623
2024 25 #4,275
2023 5 #16,497 35 #3,386
2022 8 #11,765 33 #3,504
2021 30 #3,702
2020 25 #4,093
2019 5 #16,895 19 #5,069
2018 5 #17,003 33 #3,421
2017 7 #13,462 40 #2,982
2016 6 #15,370 24 #4,265
2015 5 #17,928 24 #4,241
2014 6 #15,676 29 #3,661
2013 28 #3,713
2012 8 #12,866 25 #4,082
2011 29 #3,661
2010 5 #18,573 19 #4,953
2009 22 #4,521
2008 18 #5,178
2007 27 #3,853
2006 18 #4,971
2005 32 #3,206
2004 24 #3,813
2003 6 #14,881 34 #2,895
2002 32 #2,918
2001 35 #2,719
2000 9 #10,356 27 #3,190
1995 5 #14,657 21 #3,262
1990 7 #10,819 41 #1,894
1985 22 #2,397
1980 16 #2,905
1975 18 #2,407
1970 17 #2,253
1965 9 #2,897
1960
1955 5 #4,150
1950 5 #3,959
1945
1940
1935
1930
1925
1920
1915
1910
1905
1900
1895
1890
1885
1880

Frequently asked questions

What does the name Ky mean?

A short form of the female given names Kylie, Kylee, or Kyleigh, used as a nickname and/or as a form that is not overtly feminine.

How popular is the name Ky in 2025?

Ky ranked #3,623 among boys' names in the United States in 2025, with 31 babies given the name, according to Social Security Administration data.

How many people are named Ky?

1,659 babies have been named Ky in the United States since 1950, based on Social Security card applications.

When was the name Ky most popular?

Ky peaked in 1990, when 48 newborns received the name.

Is Ky a boy or girl name?

Ky is used for both: about 9% of babies named Ky have been girls and 91% boys.

Is the name Ky rising or falling?

Ky is on the rise — noticeably more popular now than a decade ago.

Names like Ky

Compare Ky with similar names →