Kierstynn
Kierstynn was last recorded in 2013, when 5 babies were given it; 107 Americans have been recorded with it between 1995 and 2013 (Social Security Administration, published May 2026).
Girls and boys together; gaps are years SSA did not record (fewer than 5 births).
Births of Kierstynn by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
How popular is Kierstynn?
Unranked in 2025
Its last girls’ rank on record is #18,011, in 2013; SSA lists a name only in years with 5 or more births.
9 babies in 1995, the peak
Kierstynn peaked in 1995, when 9 girls were given it, #9,142 among girls’ names. It was not recorded in 2025.
| Year | Births | Rank | Per million girls |
|---|---|---|---|
| 2013 | 5 | #18,011 | 2.8 |
| 2012 | 5 | #18,286 | 2.8 |
| 2009 | 9 | #11,978 | 4.9 |
| 2008 | 6 | #16,503 | 3.2 |
| 2007 | 9 | #12,168 | 4.7 |
| 2006 | 8 | #13,010 | 4.2 |
| 2005 | 8 | #12,446 | 4.3 |
| 2004 | 8 | #12,217 | 4.4 |
| 2003 | 7 | #13,171 | 3.8 |
| 2001 | 6 | #14,472 | 3.3 |
Every recorded year (15)
| Year | Births | Rank | Per million girls |
|---|---|---|---|
| 2000 | 5 | #16,352 | 2.8 |
| 1999 | 7 | #12,041 | 3.9 |
| 1998 | 7 | #11,783 | 4.0 |
| 1996 | 8 | #10,060 | 4.6 |
| 1995 | 9 | #9,142 | 5.1 |
Ranks and shares: girls’ names in each year’s SSA file; share of all girls SSA recorded that year.
Is Kierstynn a boy’s or a girl’s name?
Kierstynn has been recorded only for girls: SSA lists no boys with the name in 15 years of records (it lists a name only in years with 5 or more babies of a sex).
Girls and boys named Kierstynn: the SSA national file counts each sex separately.
How many people are named Kierstynn, and how old are they?
An estimated 106 Americans named Kierstynn and born in the U.S. are alive in 2026 (99% of everyone recorded); the median is 22 years old and half are between 19 and 27. An estimate from SSA’s births and life tables, not a count.
Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made.
Names spelled alike
Kierstynn is a less common spelling of Kierstin: SSA has recorded 107 Kierstynn and 3,270 Kierstin since 1880.
Spelled alike: names in the SSA national file with the same pattern of letters and sounds and at most two letters apart, and Wiktionary’s listed forms; births since 1880. Some are separate names, not spellings of one.
Names that rose and fell in the same decades as Kierstynn
Names whose births rose and fell across the same decades, measured on each decade’s share of births.
Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.