Guido — #10943 US boys' name
3,352 babies named Guido in U.S. Social Security records since 1904, with the highest year being 1921. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
More common than 23% of names given to boys today.
30% of everyone ever named Guido was born in this single decade.
140 babies were named Guido in 1921 — its busiest year on record.
What the Data Says About Guido
The Social Security Administration has registered 3,352 babies named Guido between 1904 and 2024, spanning 121 consecutive years of U.S. birth records. As a boy's name, Guido currently holds the #10943 rank among boys for 2024. The name reached its historical peak in 1921, when 140 babies received it in a single year.
Decade-level aggregation shows that Guido performed strongest in the 1920s, accumulating 1,012 births during that ten-year window. Across the 13 decades of recorded activity, Guido shows a clear decline from its mid-century high. Geographically, the name is most concentrated in New York, which accounts for 623 births — the largest state-level total in the dataset — followed by Pennsylvania and Massachusetts. In total, SSA state-level files list Guido in 10 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Guido 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 3,352 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.
Guido at a glance
Outside the top 1,000Peak year
Current rank
Active since
Guido popularity over time
Annual U.S. births registered with the Social Security Administration · 2024–1904
- Peak year (1921)
- 140
- Annual births at peak — across 121 years of records
Currently ranks #10943 among boys.
3,352 total births across 121 years of SSA records. Peaked in 1921 with 140 births in a single year.
Guido by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1920s
- 1,012 births that decade — 30% of Guido's all-time total
Guido decade highlights
- Peak decade 1,012 births
- Runner-up 733 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1920s was Guido's strongest decade
1,012 babies received the name during that ten-year window — about 30% of all-time use.
Guido by state
Where Guido concentrates geographically — total births since 1904
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | New York | | 623 | 18.6% |
| #2 | Pennsylvania | | 357 | 10.7% |
| #3 | Massachusetts | | 235 | 7.0% |
| #4 | California | | 228 | 6.8% |
| #5 | Rhode Island | | 110 | 3.3% |
| #6 | Illinois | | 102 | 3.0% |
| #7 | New Jersey | | 61 | 1.8% |
| #8 | Ohio | | 45 | 1.3% |
623 of 3,352 births nationwide. Compared to a flat distribution across 10 reporting states.
Top 5 states
- New York 18.6% of nationwide
- Pennsylvania 10.7% of nationwide
- Massachusetts 7.0% of nationwide
- California 6.8% of nationwide
- Rhode Island 3.3% of nationwide
Recorded in 10 of 51 SSA jurisdictions
New York accounts for 18.6% of all recorded births nationwide — a relatively diffuse profile for this name.
Guido appears in 10 states. Explore state details →
Frequently Asked Questions
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Keep exploring Guido
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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, 1904–2024 (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.