Rudolfo — boys' name
2,263 babies named Rudolfo in U.S. Social Security records since 1914, with the highest year being 1955. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
22% of everyone ever named Rudolfo was born in this single decade.
70 babies were named Rudolfo in 1955 — its busiest year on record.
What the Data Says About Rudolfo
The Social Security Administration has registered 2,263 babies named Rudolfo between 1914 and 2019, spanning 106 consecutive years of U.S. birth records. As a boy's name, Rudolfo currently falls outside the top 1,000 boys' names for 2019. The name reached its historical peak in 1955, when 70 babies received it in a single year.
Decade-level aggregation shows that Rudolfo performed strongest in the 1950s, accumulating 505 births during that ten-year window. Across the 11 decades of recorded activity, Rudolfo shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Texas, which accounts for 876 births — the largest state-level total in the dataset — followed by California and New Mexico. In total, SSA state-level files list Rudolfo in 6 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Rudolfo 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 2,263 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.
Rudolfo at a glance
Last recorded 2019Peak year
Current rank
Active since
Rudolfo popularity over time
Annual U.S. births registered with the Social Security Administration · 2019–1914
- Peak year (1955)
- 70
- Annual births at peak — across 106 years of records
No longer in the modern top-1000 — last recorded 2019.
2,263 total births across 106 years of SSA records. Peaked in 1955 with 70 births in a single year.
Rudolfo by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1950s
- 505 births that decade — 22% of Rudolfo's all-time total
Rudolfo decade highlights
- Peak decade 505 births
- Runner-up 289 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1950s was Rudolfo's strongest decade
505 babies received the name during that ten-year window — about 22% of all-time use.
Rudolfo by state
Where Rudolfo concentrates geographically — total births since 1914
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 876 | 38.7% |
| #2 | California | | 481 | 21.3% |
| #3 | New Mexico | | 56 | 2.5% |
| #4 | Arizona | | 24 | 1.1% |
| #5 | New York | | 10 | 0.4% |
| #6 | Michigan | | 5 | 0.2% |
876 of 2,263 births nationwide. Compared to a flat distribution across 6 reporting states.
Top 5 states
- Texas 38.7% of nationwide
- California 21.3% of nationwide
- New Mexico 2.5% of nationwide
- Arizona 1.1% of nationwide
- New York 0.4% of nationwide
Recorded in 6 of 51 SSA jurisdictions
Texas accounts for 38.7% of all recorded births nationwide — a strong regional concentration for this name.
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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, 1914–2019 (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.