Recorded 2007–2022 Unisex name Peak 2009 91 births

Kielyn — unisex name

91 babies named Kielyn in U.S. Social Security records since 2007, with the highest year being 2009. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s312010s402020s20

The verdict

91 girls have been named Kielyn since 2007, peaking in the 2010s, last recorded in 2022.

91
total births
2007–2022
years on record
2010s
peak decade
44%
born in that decade
2010s
Peak decade

44% of everyone ever named Kielyn was born in this single decade.

2009
Single peak year

13 babies were named Kielyn in 2009 — its busiest year on record.

What the Data Says About Kielyn

The Social Security Administration has registered 91 babies named Kielyn between 2007 and 2022, spanning 16 consecutive years of U.S. birth records. As a girl's name, Kielyn currently falls outside the top 1,000 girls' names for 2022. The name reached its historical peak in 2009, when 13 babies received it in a single year. Kielyn is classified as unisex in SSA records: the opposite-sex variant accounts for 5 additional births since 2009.

Decade-level aggregation shows that Kielyn performed strongest in the 2010s, accumulating 40 births during that ten-year window. Across the 3 decades of recorded activity, Kielyn shows notable generational variation in parental adoption.

No etymological entry is currently available for Kielyn in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 91 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Kielyn at a glance

Last recorded 2022

Total births

91

Since 2007

16 years of records

Peak year

2009

13 births that year

Strongest decade: 2010s

Current rank

Unranked

Outside the modern top-1,000

As of 2022

Active since

2007

Recorded for 16 years

Last year on file: 2022

Kielyn popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 2022–2007

Last recorded 2022
Peak year (2009)
13
Annual births at peak — across 16 years of records
468101214 202220212020201620152014201320112010200920082007 11

Kielyn popularity over time — boys

5 total births recorded since 2009 (Kielyn as boys' name)

Unisex variant — 5 births
5 2009 5

Kielyn by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 2010s
Peak decade
2010s
40 births that decade — 44% of Kielyn's all-time total
2000s312010s402020s20

Frequently Asked Questions

How popular is the name Kielyn?
91 babies have been named Kielyn since 2007. It was last recorded in 2022. The peak year was 2009 with 13 births.
When was Kielyn most popular?
Kielyn was most popular in the 2010s decade with 40 total births. The single peak year was 2009.
Is Kielyn a unisex name?
Yes, Kielyn is used for both boys and girls. As a girl's name it has 91 births, and as a boy's name it has 5 births.
How long has the name Kielyn been used?
Kielyn has been recorded in Social Security data since 2007, spanning 16 years of data through 2022.
What names are similar to Kielyn?
Names with a similar sound or spelling include Kiera, Kierra, Kiersten, Kierstin, and 4 more. These share a common prefix and are also used for girls.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 2007–2022 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.