Koi
Every Koi since 1995 — 1,482 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Koi
Koi is rare for boys in the United States, ranked #3,061 in 2025 with 40 babies given the name. It is currently rising compared with a decade ago.
Since 1995, 1,482 American babies have been named Koi — about 55% boys and 45% girls, making it a genuinely unisex name. Its peak came in 2023, when 127 newborns received the name — the signature sound of the 2020s.
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 Koi stood among all boys' names in any year, or use the compare tool to plot it against other names.
Koi 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 | 84 | #2,207 | 40 | #3,061 |
| 2024 | 54 | #3,034 | 49 | #2,693 |
| 2023 | 72 | #2,479 | 55 | #2,460 |
| 2022 | 43 | #3,626 | 64 | #2,259 |
| 2021 | 66 | #2,621 | 53 | #2,516 |
| 2020 | 34 | #4,123 | 47 | #2,678 |
| 2019 | 33 | #4,303 | 39 | #3,080 |
| 2018 | 32 | #4,407 | 34 | #3,338 |
| 2017 | 25 | #5,257 | 26 | #4,046 |
| 2016 | 19 | #6,557 | 27 | #3,935 |
| 2015 | 18 | #6,864 | 22 | #4,480 |
| 2014 | 22 | #5,897 | 34 | #3,274 |
| 2013 | 26 | #5,225 | 34 | #3,240 |
| 2012 | 15 | #8,039 | 25 | #4,081 |
| 2011 | 14 | #8,434 | 40 | #2,933 |
| 2010 | 20 | #6,523 | 34 | #3,278 |
| 2009 | 10 | #11,112 | 20 | #4,850 |
| 2008 | 13 | #9,270 | 25 | #4,095 |
| 2007 | 11 | #10,508 | 17 | #5,332 |
| 2006 | 15 | #8,066 | 19 | #4,788 |
| 2005 | 7 | #13,790 | 15 | #5,453 |
| 2004 | 6 | #15,181 | 14 | #5,656 |
| 2003 | 9 | #10,897 | 12 | #6,086 |
| 2002 | 9 | #10,692 | 14 | #5,281 |
| 2001 | 7 | #12,797 | 12 | #5,878 |
| 2000 | — | — | 9 | #7,148 |
| 1995 | — | — | 7 | #7,437 |
| 1990 | — | — | — | — |
| 1985 | — | — | — | — |
| 1980 | — | — | — | — |
| 1975 | — | — | — | — |
| 1970 | — | — | — | — |
| 1965 | — | — | — | — |
| 1960 | — | — | — | — |
| 1955 | — | — | — | — |
| 1950 | — | — | — | — |
| 1945 | — | — | — | — |
| 1940 | — | — | — | — |
| 1935 | — | — | — | — |
| 1930 | — | — | — | — |
| 1925 | — | — | — | — |
| 1920 | — | — | — | — |
| 1915 | — | — | — | — |
| 1910 | — | — | — | — |
| 1905 | — | — | — | — |
| 1900 | — | — | — | — |
| 1895 | — | — | — | — |
| 1890 | — | — | — | — |
| 1885 | — | — | — | — |
| 1880 | — | — | — | — |
Famous people named Koi
- Koçi Xoxe Politician · 1911–1949
Ranked by global fame across Wikipedia editions (Pantheon project, MIT).
Frequently asked questions
How popular is the name Koi in 2025?
Koi ranked #3,061 among boys' names in the United States in 2025, with 40 babies given the name, according to Social Security Administration data.
How many people are named Koi?
1,482 babies have been named Koi in the United States since 1995, based on Social Security card applications.
When was the name Koi most popular?
Koi peaked in 2023, when 127 newborns received the name.
Is Koi a boy or girl name?
Koi is used for both: about 45% of babies named Koi have been girls and 55% boys.
Is the name Koi rising or falling?
Koi is on the rise — noticeably more popular now than a decade ago.
Who are famous people named Koi?
Well-known people named Koi include Koçi Xoxe (politician).