Recorded 1929–1969 Boys' name Peak 1929 10 births

Cecelio — boys' name

10 babies named Cecelio in U.S. Social Security records since 1929, with the highest year being 1929. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s51960s5

The verdict

10 boys have been named Cecelio since 1929, peaking in the 1920s, last recorded in 1969.

10
total births
1929–1969
years on record
1920s
peak decade
50%
born in that decade
1920s
Peak decade

50% of everyone ever named Cecelio was born in this single decade.

1929
Single peak year

5 babies were named Cecelio in 1929 — its busiest year on record.

What the Data Says About Cecelio

The Social Security Administration has registered 10 babies named Cecelio between 1929 and 1969, spanning 41 consecutive years of U.S. birth records. As a boy's name, Cecelio currently falls outside the top 1,000 boys' names for 1969. The name reached its historical peak in 1929, when 5 babies received it in a single year.

Decade-level aggregation shows that Cecelio performed strongest in the 1920s, accumulating 5 births during that ten-year window. Across the 2 decades of recorded activity, Cecelio shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Cecelio 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 10 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.

Cecelio at a glance

Last recorded 1969

Total births

10

Since 1929

41 years of records

Peak year

1929

5 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1969

Active since

1929

Recorded for 41 years

Last year on file: 1969

Cecelio popularity over time

Annual U.S. births registered with the Social Security Administration · 1969–1929

Last recorded 1969
Peak year (1929)
5
Annual births at peak — across 41 years of records
5 19691929 5

Cecelio by decade

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

Peak: 1920s
Peak decade
1920s
5 births that decade — 50% of Cecelio's all-time total
1920s51960s5

Frequently Asked Questions

How popular is the name Cecelio?
10 babies have been named Cecelio since 1929. It was last recorded in 1969. The peak year was 1929 with 5 births.
When was Cecelio most popular?
Cecelio was most popular in the 1920s decade with 5 total births. The single peak year was 1929.
How long has the name Cecelio been used?
Cecelio has been recorded in Social Security data since 1929, spanning 41 years of data through 1969.
What names are similar to Cecelio?
Names with a similar sound or spelling include Cecil, Cecilio, Cecile, Cecilia, and 2 more. These share a common prefix and are also used for boys.

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, 1929–1969 (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.