Total births
25
Boys' name · since 1988
Wiiliam
25 babies named Wiiliam in U.S. Social Security records since 1988, with the highest year being 1997. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- 25
- total births
- 1988–2009
- years on record
- 2000s
- peak decade
- 48%
- born in that decade
25 boys have been named Wiiliam since 1988, though it isn't currently a top-ranked name.
Wiiliam has 25 recorded births among boys since 1988, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1988 to 2009.
- 25 total births
- 1988–2009 years on record
- 2000s peak decade
- 48% born in that decade
Data updated Jul 2026
The verdict
25 boys have been named Wiiliam since 1988, peaking in the 2000s, last recorded in 2009.
- 25
- total births
- 1988–2009
- years on record
- 2000s
- peak decade
- 48%
- born in that decade
2000s
Peak decade
48% of everyone ever named Wiiliam was born in this single decade.
1997
Single peak year
8 babies were named Wiiliam in 1997 - its busiest year on record.
Wiiliam's usage pattern, beyond the headline number
Divide Wiiliam's SSA record in two at 2001 and the more recent half accounts for 48% of all births, the earlier half the remaining 52%, a genuinely balanced usage pattern. Its calmest year was 1988, with only 5 births recorded -- set against the 1997 peak of 8, that's the full swing in one name's fortunes.
Wiiliam at a glance
Last recorded 2009Peak year
1997
Current rank
Unranked
Active since
1988
Wiiliam popularity over time
Annual U.S. births registered with the Social Security Administration · 1988–2009
- Peak year (1997)
- 8
- Annual births at peak, across 22 years of records
Wiiliam by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Wiiliam's strongest decade.
12 babies received the name during that ten-year window, about 48% of all-time use.
Wiiliam births by decade
Total births in each ten-year window
- 1980s
1980s
5 births
- 1990s
1990s
8 births
- 2000s
2000s
12 births
What this shows Peak: 2000s at 12 births (48% of all-time use).
Frequently Asked Questions
How popular is the name Wiiliam? ▼
Since 1988, Social Security records show 25 babies named Wiiliam. The most recent recorded year was 2009. Its busiest year on record was 1997, with 8 births.
When was Wiiliam most popular? ▼
Wiiliam was most popular in the 2000s decade with 12 total births. The single peak year was 1997.
How long has the name Wiiliam been used? ▼
Wiiliam has been recorded in Social Security data since 1988, spanning 22 years of data through 2009.
Keep exploring Wiiliam
Related Names
Names with a similar number of total births
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, 1988–2009 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Wiiliam: Baby Name Since 1988 - 25 Births, Peak 1997." NameAlmanac. Accessed via https://namealmanac.com/name/wiiliam. 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 Wiiliam 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.