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.
- #27,400 of 45,481
- all-time among boys
- 25
- born since 1988
- 2000s
- peak 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.
- #27,400 of 45,481 all-time among boys
- 25 born since 1988
- 2000s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Wiiliam ranks #27,400 of 45,481 boys' names by all-time recorded births (highest first). 25 born since 1988, peaking in the 2000s.
- #27,400 of 45,481
- all-time among boys
- 25
- born since 1988
- 2000s
- peak decade
Wiiliam's 25 recorded births place it above 39.7% of the 45,481 boys names in the full SSA archive.
No state rows cleared SSA’s public reporting threshold for this name.
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 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
2000s is the heaviest window (12 births, 48% of the file).
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
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Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Wiiliam: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1997)
Similar record span (~21 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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).
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 August 2026.