Keirstyn: 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	Per year	Change	Best rank
1880s	–	–	–	–
1890s	–	–	–	–
1900s	–	–	–	–
1910s	–	–	–	–
1920s	–	–	–	–
1930s	–	–	–	–
1940s	–	–	–	–
1950s	–	–	–	–
1960s	–	–	–	–
1970s	–	–	–	–
1980s	–	–	–	–
1990s	114	11	–	#4,932
2000s	201	20	+76%	#4,915
2010s	54	5	-73%	#7,718
2020s (to 2025)	–	–	–	–

Decade

Girls

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

1930s

–

1940s

–

1950s

–

1960s

–

1970s

–

1980s

–

1990s

114

–

#4,932

2000s

201

+76%

#4,915

2010s

-73%

#7,718

2020s (to 2025)

–

The story of Keirstyn

Keirstyn is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1990, 369 American babies have been named Keirstyn. Its peak came in 2008, when 27 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 Keirstyn stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Keirstyn?

The median living Keirstyn is about 21 years old; half are between 17 and 27. An estimated 400 people named Keirstyn 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.

Keirstyn year by year

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

Year	Girls	Girls rank
2025	–	–
2024	–	–
2023	–	–
2022	–	–
2021	–	–
2020	–	–
2019	5	#16,791
2018	–	–
2017	–	–
2016	–	–
2015	–	–
2014	8	#12,514
2013	8	#12,595
2012	7	#14,258
2011	10	#10,790
2010	16	#7,718
2009	21	#6,428
2008	27	#5,366
2007	23	#5,999
2006	23	#5,824
2005	23	#5,524
2004	19	#6,364
2003	10	#10,051
2002	18	#6,271
2001	24	#4,915
2000	13	#7,805
1995	20	#4,932
1990	5	#14,052
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

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

How old is the average Keirstyn?

The median living Keirstyn is about 21 years old. Half of all living Keirstyns are between 17 and 27 years old.

How many people named Keirstyn are alive today?

An estimated 400 people named Keirstyn are alive in the United States, based on 369 recorded births and Social Security life tables.

How popular is the name Keirstyn in 2025?

Keirstyn did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Keirstyn?

369 babies have been named Keirstyn in the United States since 1990, based on Social Security card applications.

When was the name Keirstyn most popular?

Keirstyn peaked in 2008, when 27 newborns received the name.

Is Keirstyn a boy or girl name?

Keirstyn is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Keirstyn rising or falling?

Keirstyn is declining, less popular now than a decade ago.

Keirstyn

Keirstyn popularity over time

The story of Keirstyn

How old are people named Keirstyn?

Keirstyn year by year

Frequently asked questions

Names like Keirstyn