Iwan — boys' name
15 babies named Iwan in U.S. Social Security records since 1958, with the highest year being 1958. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
67% of everyone ever named Iwan was born in this single decade.
5 babies were named Iwan in 1958 — its busiest year on record.
What the Data Says About Iwan
The Social Security Administration has registered 15 babies named Iwan between 1958 and 2018, spanning 61 consecutive years of U.S. birth records. As a boy's name, Iwan currently falls outside the top 1,000 boys' names for 2018. The name reached its historical peak in 1958, when 5 babies received it in a single year.
Decade-level aggregation shows that Iwan performed strongest in the 2010s, accumulating 10 births during that ten-year window. Across the 2 decades of recorded activity, Iwan shows a stable profile with only moderate drift from its peak decade. Geographically, the name is most concentrated in California, which accounts for 5 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Iwan in 1 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Iwan 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 15 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.
Iwan at a glance
Last recorded 2018Peak year
Current rank
Active since
Iwan popularity over time
Annual U.S. births registered with the Social Security Administration · 2018–1958
- Peak year (1958)
- 5
- Annual births at peak — across 61 years of records
No longer in the modern top-1000 — last recorded 2018.
15 total births across 61 years of SSA records. Peaked in 1958 with 5 births in a single year.
Iwan by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 2010s
- 10 births that decade — 67% of Iwan's all-time total
Iwan decade highlights
- Peak decade 10 births
- Runner-up 5 births
- Decades tracked with recorded births
2010s was Iwan's strongest decade
10 babies received the name during that ten-year window — about 67% of all-time use.
Iwan by state
Where Iwan concentrates geographically — total births since 1958
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 5 | 33.3% |
5 of 15 births nationwide.
Top 5 states
- California 33.3% of nationwide
Recorded in 1 of 51 SSA jurisdictions
California accounts for 33.3% of all recorded births nationwide — a strong regional concentration for this name.
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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, 1958–2018 (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.