Total births
52
Boys' name · since 2013
Uilliam
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.
- #13586
- among boys today
- 52
- born since 2013
- 2010s
- peak decade
- 5%
- more common than other boys
52 babies have been named Uilliam since 2013, making it today's #13586 boys' name.
Uilliam has 52 recorded births among boys since 2013, per the U.S. Social Security Administration, ranked #13586 as of the latest data, more common than 5% of boys, busiest in the 2010s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 2013 to 2024.
- #13586 among boys today
- 52 born since 2013
- 2010s peak decade
- 5% more common than other boys
Data updated Jun 2026
The verdict
Uilliam is currently the #13586 boys' name in America, more common than 5% of boys - 52 born since 2013, peaking in the 2010s.
- #13586
- among boys today
- 52
- born since 2013
- 2010s
- peak decade
- 5%
- more common than other boys
Uilliam vs. every other boys name in current SSA rankings
#13586
of 14,294 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.
How Uilliam compares
52 17th percentile among 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys 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
Uilliam's all-time total is 86% below the median boys name, and Liam still leads by a wide margin.
| Metric | Uilliam | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 52 | 367 | 358,536 |
| Peak-year births | 11 | 23 | 22,252 |
Uilliam's usage pattern, beyond the headline number
Uilliam splits its recorded history at 2019: 46% of all births land in the more recent half, 54% in the earlier half, an evenly balanced pattern over time. The single quietest year was 2013 (5 births) -- compare that against the 2018 peak of 11 for a sense of just how much the name's popularity has swung.
Uilliam at a glance
Outside the top 1,000Peak year
2018
Current rank
#13,586
Active since
2013
Uilliam popularity over time
Annual U.S. births registered with the Social Security Administration · 2013–2024
- 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
2010s was Uilliam's strongest decade.
35 babies received the name during that ten-year window, about 67% of all-time use.
Uilliam births by decade
Total births in each ten-year window
- 2010s
2010s
35 births
- 2020s
2020s
17 births
What this shows Peak: 2010s at 35 births (67% of all-time use).
Frequently Asked Questions
How popular is the name Uilliam? ▼
52 babies have been named Uilliam since 2013. It currently ranks #13586 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? ▼
Records for Uilliam go back to 2013, giving 12 years of history through 2024.
What to do with Uilliam's data
- Uilliam's usage has stayed within range of its 2010s decade-level peak (35 total births) through the 2020s (17) -- 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 Uilliam
Related Names
Names with a similar popularity rank to Uilliam
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, 2013–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Uilliam: #13586 Boys' Name - 52 Births, Peak 2018." NameAlmanac. Accessed via https://namealmanac.com/name/uilliam. 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 Uilliam 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.