Total births
52
US rank #13535 Boys' name Peak 2018 52 births
Uilliam — #13535 US boys' name
52 babies named Uilliam in U.S. Social Security records since 2013, with the highest year being 2018. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
#13535
of 14,243 boys in use
More common than 5% of names given to boys today.
2010s
Peak decade
67% of everyone ever named Uilliam was born in this single decade.
2018
Single peak year
11 babies were named Uilliam in 2018 — its busiest year on record.
What the Data Says About Uilliam
The Social Security Administration has registered 52 babies named Uilliam between 2013 and 2024, spanning 12 consecutive years of U.S. birth records. As a boy's name, Uilliam currently holds the #13535 rank among boys for 2024. The name reached its historical peak in 2018, when 11 babies received it in a single year.
Decade-level aggregation shows that Uilliam performed strongest in the 2010s, accumulating 35 births during that ten-year window. Across the 2 decades of recorded activity, Uilliam shows notable generational variation in parental adoption.
No etymological entry is currently available for Uilliam 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 52 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.
Uilliam at a glance
Outside the top 1,000Peak year
2018
Current rank
#13,535
Active since
2013
Uilliam popularity over time
Annual U.S. births registered with the Social Security Administration · 2024–2013
- Peak year (2018)
- 11
- Annual births at peak — across 12 years of records
Uilliam by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 2010s
- 35 births that decade — 67% of Uilliam's all-time total
Frequently Asked Questions
How popular is the name Uilliam? ▼
52 babies have been named Uilliam since 2013. It currently ranks #13535 among boys. The peak year was 2018 with 11 births.
When was Uilliam most popular? ▼
Uilliam was most popular in the 2010s decade with 35 total births. The single peak year was 2018.
How long has the name Uilliam been used? ▼
Uilliam has been recorded in Social Security data since 2013, spanning 12 years of data through 2024.
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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, 2013–2024 (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.