Williamm — boys' name
11 babies named Williamm in U.S. Social Security records since 1957, with the highest year being 1958. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
100% of everyone ever named Williamm was born in this single decade.
6 babies were named Williamm in 1958 — its busiest year on record.
What the Data Says About Williamm
The Social Security Administration has registered 11 babies named Williamm between 1957 and 1958, spanning 2 consecutive years of U.S. birth records. As a boy's name, Williamm currently falls outside the top 1,000 boys' names for 1958. The name reached its historical peak in 1958, when 6 babies received it in a single year.
Decade-level aggregation shows that Williamm performed strongest in the 1950s, accumulating 11 births during that ten-year window.
No etymological entry is currently available for Williamm 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 11 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.
Williamm at a glance
Last recorded 1958Peak year
Current rank
Active since
Williamm popularity over time
Annual U.S. births registered with the Social Security Administration · 1958–1957
- Peak year (1958)
- 6
- Annual births at peak — across 2 years of records
No longer in the modern top-1000 — last recorded 1958.
11 total births across 2 years of SSA records. Peaked in 1958 with 6 births in a single year.
Williamm by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1950s
- 11 births that decade — 100% of Williamm's all-time total
Williamm decade highlights
- Peak decade 11 births
- Decades tracked with recorded births
1950s was Williamm's strongest decade
11 babies received the name during that ten-year window — about 100% of all-time use.
Frequently Asked Questions
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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, 1957–1958 (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.