Rollo — #7233 US boys' name
940 babies named Rollo in U.S. Social Security records since 1881, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
More common than 49% of names given to boys today.
24% of everyone ever named Rollo was born in this single decade.
38 babies were named Rollo in 1918 — its busiest year on record.
What the Data Says About Rollo
The Social Security Administration has registered 940 babies named Rollo between 1881 and 2024, spanning 144 consecutive years of U.S. birth records. As a boy's name, Rollo currently holds the #7233 rank among boys for 2024. The name reached its historical peak in 1918, when 38 babies received it in a single year.
Decade-level aggregation shows that Rollo performed strongest in the 1920s, accumulating 222 births during that ten-year window. Across the 13 decades of recorded activity, Rollo shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Illinois, which accounts for 6 births — the largest state-level total in the dataset — followed by Michigan and Iowa. In total, SSA state-level files list Rollo in 3 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Rollo 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 940 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.
Rollo at a glance
Outside the top 1,000Peak year
Current rank
Active since
Rollo popularity over time
Annual U.S. births registered with the Social Security Administration · 2024–1881
- Peak year (1918)
- 38
- Annual births at peak — across 144 years of records
Currently ranks #7233 among boys.
940 total births across 144 years of SSA records. Peaked in 1918 with 38 births in a single year.
Rollo by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1920s
- 222 births that decade — 24% of Rollo's all-time total
Rollo decade highlights
- Peak decade 222 births
- Runner-up 194 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1920s was Rollo's strongest decade
222 babies received the name during that ten-year window — about 24% of all-time use.
Rollo by state
Where Rollo concentrates geographically — total births since 1881
Top 5 states
- Illinois 0.6% of nationwide
- Michigan 0.6% of nationwide
- Iowa 0.5% of nationwide
Recorded in 3 of 51 SSA jurisdictions
Illinois accounts for 0.6% of all recorded births nationwide — a relatively diffuse profile 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, 1881–2024 (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.