US rank #16833 Girls' name Peak 2021 27 births

Eilonwy — #16833 US girls' name

27 babies named Eilonwy in U.S. Social Security records since 2012, with the highest year being 2021. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2010s152020s12
#16833
of 17,661 girls in use

More common than 5% of names given to girls today.

2010s
Peak decade

56% of everyone ever named Eilonwy was born in this single decade.

2021
Single peak year

7 babies were named Eilonwy in 2021 — its busiest year on record.

What the Data Says About Eilonwy

The Social Security Administration has registered 27 babies named Eilonwy between 2012 and 2024, spanning 13 consecutive years of U.S. birth records. As a girl's name, Eilonwy currently holds the #16833 rank among girls for 2024. The name reached its historical peak in 2021, when 7 babies received it in a single year.

Decade-level aggregation shows that Eilonwy performed strongest in the 2010s, accumulating 15 births during that ten-year window. Across the 2 decades of recorded activity, Eilonwy shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Eilonwy 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 27 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.

Eilonwy at a glance

Outside the top 1,000

Total births

27

Since 2012

13 years of records

Peak year

2021

7 births that year

Strongest decade: 2010s

Current rank

#16,833

Among girls

As of 2024

Active since

2012

Recorded for 13 years

Last year on file: 2024

Eilonwy popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–2012

Outside the top 1,000
Peak year (2021)
7
Annual births at peak — across 13 years of records
4.555.566.577.5 20242021201520142012 5

Eilonwy by decade

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

Peak: 2010s
Peak decade
2010s
15 births that decade — 56% of Eilonwy's all-time total
2010s152020s12

Frequently Asked Questions

How popular is the name Eilonwy?
27 babies have been named Eilonwy since 2012. It currently ranks #16833 among girls. The peak year was 2021 with 7 births.
When was Eilonwy most popular?
Eilonwy was most popular in the 2010s decade with 15 total births. The single peak year was 2021.
How long has the name Eilonwy been used?
Eilonwy has been recorded in Social Security data since 2012, spanning 13 years of data through 2024.
What names are similar to Eilonwy?
Names with a similar sound or spelling include Eileen, Eilene, Eila, Eileene, and 4 more. These share a common prefix and are also used for girls.

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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, 2012–2024 (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.