Kaydyn
Every Kaydyn since 2000 — 574 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Kaydyn
Kaydyn is rare for boys in the United States, ranked #8,590 in 2025 with 9 babies given the name. It is currently declining compared with a decade ago.
Since 2000, 574 American babies have been named Kaydyn — about 60% boys and 40% girls, making it a genuinely unisex name. Its peak came in 2009, when 53 newborns received the name — the signature sound of the 2000s.
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 Kaydyn stood among all boys' names in any year, or use the compare tool to plot it against other names.
Kaydyn 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 | — | — | 9 | #8,590 |
| 2024 | — | — | 9 | #8,670 |
| 2023 | — | — | 13 | #6,720 |
| 2022 | — | — | 15 | #6,010 |
| 2021 | — | — | 14 | #6,187 |
| 2020 | — | — | 16 | #5,578 |
| 2019 | 5 | #16,773 | 15 | #5,966 |
| 2018 | 5 | #16,885 | 14 | #6,175 |
| 2017 | 12 | #9,058 | 19 | #5,026 |
| 2016 | 16 | #7,424 | 19 | #5,047 |
| 2015 | 8 | #12,407 | 24 | #4,232 |
| 2014 | 10 | #10,541 | 25 | #4,075 |
| 2013 | 10 | #10,624 | 16 | #5,534 |
| 2012 | 13 | #8,889 | 21 | #4,610 |
| 2011 | 22 | #6,041 | 15 | #5,824 |
| 2010 | 17 | #7,358 | 18 | #5,141 |
| 2009 | 24 | #5,796 | 29 | #3,686 |
| 2008 | 23 | #6,035 | 25 | #4,090 |
| 2007 | 20 | #6,691 | 12 | #6,865 |
| 2006 | 15 | #8,050 | — | — |
| 2005 | 10 | #10,526 | 13 | #6,048 |
| 2004 | 8 | #12,179 | — | — |
| 2003 | — | — | 5 | #11,852 |
| 2002 | 5 | #16,773 | — | — |
| 2001 | — | — | — | — |
| 2000 | 5 | #16,276 | — | — |
| 1995 | — | — | — | — |
| 1990 | — | — | — | — |
| 1985 | — | — | — | — |
| 1980 | — | — | — | — |
| 1975 | — | — | — | — |
| 1970 | — | — | — | — |
| 1965 | — | — | — | — |
| 1960 | — | — | — | — |
| 1955 | — | — | — | — |
| 1950 | — | — | — | — |
| 1945 | — | — | — | — |
| 1940 | — | — | — | — |
| 1935 | — | — | — | — |
| 1930 | — | — | — | — |
| 1925 | — | — | — | — |
| 1920 | — | — | — | — |
| 1915 | — | — | — | — |
| 1910 | — | — | — | — |
| 1905 | — | — | — | — |
| 1900 | — | — | — | — |
| 1895 | — | — | — | — |
| 1890 | — | — | — | — |
| 1885 | — | — | — | — |
| 1880 | — | — | — | — |
Frequently asked questions
How popular is the name Kaydyn in 2025?
Kaydyn ranked #8,590 among boys' names in the United States in 2025, with 9 babies given the name, according to Social Security Administration data.
How many people are named Kaydyn?
574 babies have been named Kaydyn in the United States since 2000, based on Social Security card applications.
When was the name Kaydyn most popular?
Kaydyn peaked in 2009, when 53 newborns received the name.
Is Kaydyn a boy or girl name?
Kaydyn is used for both: about 40% of babies named Kaydyn have been girls and 60% boys.
Is the name Kaydyn rising or falling?
Kaydyn is declining — less popular now than a decade ago.