Total births
27
Girls' name · since 2012
Eilonwy
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.
- #16889
- among girls today
- 27
- born since 2012
- 2010s
- peak decade
- 5%
- more common than other girls
Eilonwy currently ranks #16889 among girls' names in America, with 27 babies recorded since 2012.
According to the U.S. Social Security Administration, Eilonwy has been recorded 27 times among girls since 2012, currently ranked #16889 nationally and more common than 5% of girls, with its heaviest use in the 2010s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 2012 to 2024.
- #16889 among girls today
- 27 born since 2012
- 2010s peak decade
- 5% more common than other girls
Data updated Jun 2026
The verdict
Eilonwy is currently the #16889 girls' name in America, more common than 5% of girls - 27 born since 2012, peaking in the 2010s.
- #16889
- among girls today
- 27
- born since 2012
- 2010s
- peak decade
- 5%
- more common than other girls
Eilonwy vs. every other girls name in current SSA rankings
#16889
of 17,726 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.
How Eilonwy compares
27 9th percentile among 17,726 names currently given to girls
Based on all-time total births among currently-ranked girls names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Eilonwy's all-time total is 93% below the median girls name, and Olivia still leads by a wide margin.
| Metric | Eilonwy | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 27 | 382 | 567,345 |
| Peak-year births | 7 | 48 | 19,840 |
Eilonwy's usage pattern, beyond the headline number
Eilonwy splits its recorded history at 2015: 63% of all births land in the more recent half, 37% in the earlier half, a lean toward present-day use rather than a passing spike. The single quietest year was 2012 (5 births) -- compare that against the 2021 peak of 7 for a sense of just how much the name's popularity has swung.
Eilonwy at a glance
Outside the top 1,000Peak year
2021
Current rank
#16,889
Active since
2012
Eilonwy popularity over time
Annual U.S. births registered with the Social Security Administration · 2012–2024
- Peak year (2021)
- 7
- Annual births at peak, across 13 years of records
Eilonwy by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Eilonwy's strongest decade.
15 babies received the name during that ten-year window, about 56% of all-time use.
Eilonwy births by decade
Total births in each ten-year window
- 2010s
2010s
15 births
- 2020s
2020s
12 births
What this shows Peak: 2010s at 15 births (56% of all-time use).
Frequently Asked Questions
How popular is the name Eilonwy? ▼
27 babies have been named Eilonwy since 2012. It currently ranks #16889 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, Eiley, and 4 more. These share a common prefix and are also used for girls.
What to do with Eilonwy's data
- Eilonwy's usage has stayed within range of its 2010s decade-level peak (15 total births) through the 2020s (12) -- a comparatively stable name, not a fading trend.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Eilonwy
Nearby Names Like Eilonwy
Names with a similar sound, spelling, or feel to Eilonwy
Eileen Girl
#592 189,614 births
Eilene Girl
#12221 2,087 births
Eila Girl
#1944 1,906 births
Eiley Girl
#3682 550 births
Eileene Girl
548 births
Compare Eilonwy side by side: Eilonwy vs Eileen Eilonwy vs Eilene Eilonwy vs Eila
Related Names
Names with a similar popularity rank to Eilonwy
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 2012–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Eilonwy: #16889 Girls' Name - 27 Births, Peak 2021." NameAlmanac. Accessed via https://namealmanac.com/name/eilonwy. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Eilonwy draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.