Recorded 1978–2023 Girls' name Peak 2007 516 births

Keiley — girls' name

516 babies named Keiley in U.S. Social Security records since 1978, with the highest year being 2007. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1970s51980s151990s802000s2402010s1502020s26
2000s
Peak decade

47% of everyone ever named Keiley was born in this single decade.

2007
Single peak year

32 babies were named Keiley in 2007 — its busiest year on record.

What the Data Says About Keiley

The Social Security Administration has registered 516 babies named Keiley between 1978 and 2023, spanning 46 consecutive years of U.S. birth records. As a girl's name, Keiley currently falls outside the top 1,000 girls' names for 2023. The name reached its historical peak in 2007, when 32 babies received it in a single year.

Decade-level aggregation shows that Keiley performed strongest in the 2000s, accumulating 240 births during that ten-year window. Across the 6 decades of recorded activity, Keiley shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 11 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Keiley in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Keiley 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 516 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.

Keiley at a glance

Last recorded 2023

Total births

516

Since 1978

46 years of records

Peak year

2007

32 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2023

Active since

1978

Recorded for 46 years

Last year on file: 2023

Keiley popularity over time

Annual U.S. births registered with the Social Security Administration · 2023–1978

Last recorded 2023
Peak year (2007)
32
Annual births at peak — across 46 years of records
010203040 20232018201320082003199819911978 5

Keiley by decade

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

Peak: 2000s
Peak decade
2000s
240 births that decade — 47% of Keiley's all-time total
1970s51980s151990s802000s2402010s1502020s26

Keiley by state

Where Keiley concentrates geographically — total births since 1978

Geographically diffuse
Top 1 states by recorded births for the name Keiley
Rank State Visual share Births Share of total
#1 California
11 2.1%
California share of Keiley's total US births 2.1%

11 of 516 births nationwide.

Frequently Asked Questions

How popular is the name Keiley?
516 babies have been named Keiley since 1978. It was last recorded in 2023. The peak year was 2007 with 32 births.
When was Keiley most popular?
Keiley was most popular in the 2000s decade with 240 total births. The single peak year was 2007.
Where is Keiley most popular?
The top states for the name Keiley are California (11 births).
How long has the name Keiley been used?
Keiley has been recorded in Social Security data since 1978, spanning 46 years of data through 2023.
What names are similar to Keiley?
Names with a similar sound or spelling include Keira, Keisha, Keila, Keily, 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, 1978–2023 (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.