Koy: Name Popularity, History & Rankings (1880

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade	Girls	Boys	Total	Per year	Change	Best rank
1880s	–	–	–	–	–	–
1890s	–	–	–	–	–	–
1900s	–	–	–	–	–	–
1910s	–	–	–	–	–	–
1920s	–	–	–	–	–	–
1930s	–	–	–	–	–	–
1940s	–	–	–	–	–	–
1950s	–	–	–	–	–	–
1960s	–	–	–	–	–	–
1970s	–	49	49	5	–	#3,714
1980s	23	19	42	4	-14%	#5,343
1990s	11	183	194	19	+362%	#1,982
2000s	–	274	274	27	+41%	#2,623
2010s	–	273	273	27	0%	#3,308
2020s (to 2025)	–	147	147	25	-10%	#3,492

Decade

Girls

Boys

Total

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

1930s

–

1940s

–

1950s

–

1960s

–

1970s

–

#3,714

1980s

-14%

#5,343

1990s

183

194

+362%

#1,982

2000s

–

274

+41%

#2,623

2010s

–

273

#3,308

2020s (to 2025)

–

147

-10%

#3,492

The story of Koy

Koy is rare for boys in the United States, ranked #5,319 in 2025 with 18 babies given the name. It is currently holding steady compared with a decade ago.

Since 1970, 979 American babies have been named Koy. Its peak came in 1997, when 46 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 Koy stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Koy?

The median living Koy is about 18 years old; half are between 9 and 26. An estimated 1,000 people named Koy are alive in the United States today.

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Koy 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	–	–	18	#5,319
2024	–	–	33	#3,492
2023	–	–	21	#4,825
2022	–	–	18	#5,336
2021	–	–	32	#3,547
2020	–	–	25	#4,092
2019	–	–	23	#4,417
2018	–	–	20	#4,853
2017	–	–	27	#3,936
2016	–	–	33	#3,401
2015	–	–	28	#3,835
2014	–	–	31	#3,510
2013	–	–	33	#3,308
2012	–	–	28	#3,759
2011	–	–	28	#3,741
2010	–	–	22	#4,455
2009	–	–	15	#5,973
2008	–	–	30	#3,611
2007	–	–	22	#4,446
2006	–	–	34	#3,192
2005	–	–	28	#3,496
2004	–	–	41	#2,623
2003	–	–	36	#2,761
2002	–	–	25	#3,516
2001	–	–	20	#4,052
2000	–	–	23	#3,594
1995	–	–	17	#3,778
1990	5	#14,128	7	#6,850
1985	–	–	–	–
1980	–	–	–	–
1975	–	–	7	#4,579
1970	–	–	6	#4,510
1965	–	–	–	–
1960	–	–	–	–
1955	–	–	–	–
1950	–	–	–	–
1945	–	–	–	–
1940	–	–	–	–
1935	–	–	–	–
1930	–	–	–	–
1925	–	–	–	–
1920	–	–	–	–
1915	–	–	–	–
1910	–	–	–	–
1905	–	–	–	–
1900	–	–	–	–
1895	–	–	–	–
1890	–	–	–	–
1885	–	–	–	–
1880	–	–	–	–

Frequently asked questions

Quick answers about Koy, drawn from the same Social Security data as the charts above.

How old is the average Koy?

The median living Koy is about 18 years old. Half of all living Koys are between 9 and 26 years old.

How many people named Koy are alive today?

An estimated 1,000 people named Koy are alive in the United States, based on 979 recorded births and Social Security life tables.

How popular is the name Koy in 2025?

Koy ranked #5,319 among boys' names in the United States in 2025, with 18 babies given the name, according to Social Security Administration data.

How many people are named Koy?

979 babies have been named Koy in the United States since 1970, based on Social Security card applications.

When was the name Koy most popular?

Koy peaked in 1997, when 46 newborns received the name.

Is Koy a boy or girl name?

Koy is overwhelmingly a boy's name: 97% of babies with the name.

Is the name Koy rising or falling?

Koy has been roughly stable over the past decade.

Koy

Koy popularity over time

The story of Koy

How old are people named Koy?

Koy year by year

Frequently asked questions

Names like Koy