Total births
671
Unisex name · since 1978
Arwyn
671 babies named Arwyn in U.S. Social Security records since 1978, with the highest year being 2025. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #3604
- among girls today
- 671
- born since 1978
- 2010s
- peak decade
- 80%
- more common than other girls
Yes -- Arwyn is the #3604 most popular unisex name in the U.S. today, with 671 recorded since 1978.
Social Security Administration records show Arwyn recorded 671 times among girls since 1978, holding rank #3604 nationally today, ahead of 80% of girls, peaking in the 2010s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1978 to 2025.
- #3604 among girls today
- 671 born since 1978
- 2010s peak decade
- 80% more common than other girls
Data updated Jul 2026
The verdict
Arwyn is currently the #3604 unisex name in America, more common than 80% of girls - 671 born since 1978, peaking in the 2010s.
- #3604
- among girls today
- 671
- born since 1978
- 2010s
- peak decade
- 80%
- more common than other girls
Arwyn vs. every other girls name in current SSA rankings
#3604
of 17,726 girls in use
More common than 80% of names given to girls today.
2010s
Peak decade
38% of everyone ever named Arwyn was born in this single decade.
2025
Single peak year
45 babies were named Arwyn in 2025 - its busiest year on record.
How Arwyn compares
671 Top 39% higher than 61% of 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
Arwyn's all-time total is 76% above the median girls name, and Olivia still leads by a wide margin.
| Metric | Arwyn | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 671 | 382 | 567,345 |
| Peak-year births | 45 | 48 | 19,840 |
Arwyn's usage pattern, beyond the headline number
Splitting Arwyn's full recorded timeline at 2012, 66% of its total births fall in the more recent half of the record versus 34% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1978, with just 5 recorded births -- worth weighing against the 2025 peak of 45 to see the full range of the name's swing in popularity.
Arwyn at a glance
Outside the top 1,000Peak year
2025
Current rank
#3,604
Active since
1978
Arwyn popularity over time - girls
Annual U.S. births registered with the Social Security Administration · 1978–2025
- Peak year (2025)
- 45
- Annual births at peak, across 48 years of records
Arwyn popularity over time - boys
50 total births recorded since 2017 (Arwyn as boys' name)
Arwyn by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Arwyn's strongest decade.
258 babies received the name during that ten-year window, about 38% of all-time use.
Arwyn births by decade
Total births in each ten-year window
- 1970s 5
1970s
5 births
- 1980s 12
1980s
12 births
- 2000s
2000s
177 births
- 2010s
2010s
258 births
- 2020s
2020s
219 births
What this shows Peak: 2010s at 258 births (38% of all-time use).
How Arwyn compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Arwyn's total volume
Arwyn vs 15 similarly-sized girls names
Arwyn by state
Where Arwyn concentrates geographically, total births since 1978
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 17 | 2.5% |
California share of Arwyn's total US births 2.5%
17 of 671 births nationwide.
Frequently Asked Questions
How popular is the name Arwyn? ▼
Arwyn has been given to 671 babies in the U.S. since 1978, according to SSA data. Among girls, it ranks #3604 as of the latest data. 45 babies were born in 2025, its single highest year.
When was Arwyn most popular? ▼
Arwyn was most popular in the 2010s decade with 258 total births. The single peak year was 2025.
Where is Arwyn most popular? ▼
The top states for the name Arwyn are California (17 births).
Is Arwyn a unisex name? ▼
Yes, Arwyn is used for both boys and girls. As a girl's name it has 671 births, and as a boy's name it has 50 births.
How long has the name Arwyn been used? ▼
Arwyn has been recorded in Social Security data since 1978, spanning 48 years of data through 2025.
What names are similar to Arwyn? ▼
Names with a similar sound or spelling include Arwen, Arwa, Arwilda, Arwaa, and 2 more. These share a common prefix and are also used for girls.
What to do with Arwyn's data
- Arwyn's usage has stayed within range of its 2010s decade-level peak (258 total births) through the 2020s (219) -- a comparatively stable name, not a fading trend.
- California records the most Arwyns (17 births) -- see the full state breakdown if geography matters to your decision. California names
- 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 Arwyn
Nearby Names Like Arwyn
Names with a similar sound, spelling, or feel to Arwyn
Arwen Girl
#1338 3,299 births
Arwa Girl
#2190 1,401 births
Arwilda Girl
113 births
Arwaa Girl
45 births
Arwynn Girl
33 births
Compare Arwyn side by side: Arwyn vs Arwen Arwyn vs Arwa Arwyn vs Arwilda
Related Names
Names with a similar popularity rank to Arwyn
Data Sources
Data as of July 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, 1978–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Arwyn: #3604 Unisex Name - 671 Births, Peak 2025." NameAlmanac. Accessed via https://namealmanac.com/name/arwyn. 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 Arwyn 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 July 2026.