US rank #7233 Boys' name Peak 1918 940 births

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.

1880s451890s461900s211910s1941920s2221930s1591940s691950s441960s141970s221980s112010s452020s48
#7233
of 14,243 boys in use

More common than 49% of names given to boys today.

1920s
Peak decade

24% of everyone ever named Rollo was born in this single decade.

1918
Single peak year

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 1,000

Total births

940

Since 1881

144 years of records

Peak year

1918

38 births that year

Strongest decade: 1920s

Current rank

#7,233

Among boys

As of 2024

Active since

1881

Recorded for 144 years

Last year on file: 2024

Rollo popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1881

Outside the top 1,000
Peak year (1918)
38
Annual births at peak — across 144 years of records
010203040 202419871954194219321922191218921881 7

Rollo by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1920s
Peak decade
1920s
222 births that decade — 24% of Rollo's all-time total
1880s451890s461900s211910s1941920s2221930s1591940s691950s441960s141970s221980s112010s452020s48

Rollo by state

Where Rollo concentrates geographically — total births since 1881

Geographically diffuse
Top 3 states by recorded births for the name Rollo
Rank State Visual share Births Share of total
#1 Illinois
6 0.6%
#2 Michigan
6 0.6%
#3 Iowa
5 0.5%
Illinois share of Rollo's total US births 0.6%
Even split

6 of 940 births nationwide. Compared to a flat distribution across 3 reporting states.

Frequently Asked Questions

How popular is the name Rollo?
940 babies have been named Rollo since 1881. It currently ranks #7233 among boys. The peak year was 1918 with 38 births.
When was Rollo most popular?
Rollo was most popular in the 1920s decade with 222 total births. The single peak year was 1918.
Where is Rollo most popular?
The top states for the name Rollo are Illinois (6 births), Michigan (6 births), Iowa (5 births).
How long has the name Rollo been used?
Rollo has been recorded in Social Security data since 1881, spanning 144 years of data through 2024.
What names are similar to Rollo?
Names with a similar sound or spelling include Roland, Rolando, Rolland, Rollin, and 4 more. These share a common prefix and are also used for boys.

Keep exploring Rollo

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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.