Recorded 1912–1999 Girls' name Peak 1948 8,500 births

Delois — girls' name

8,500 babies named Delois in U.S. Social Security records since 1912, with the highest year being 1948. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s1681920s6491930s15391940s24951950s23461960s9521970s2181980s921990s41
1940s
Peak decade

29% of everyone ever named Delois was born in this single decade.

1948
Single peak year

321 babies were named Delois in 1948 — its busiest year on record.

What the Data Says About Delois

The Social Security Administration has registered 8,500 babies named Delois between 1912 and 1999, spanning 88 consecutive years of U.S. birth records. As a girl's name, Delois currently falls outside the top 1,000 girls' names for 1999. The name reached its historical peak in 1948, when 321 babies received it in a single year.

Decade-level aggregation shows that Delois performed strongest in the 1940s, accumulating 2,495 births during that ten-year window. Across the 9 decades of recorded activity, Delois shows a clear decline from its mid-century high. Geographically, the name is most concentrated in North Carolina, which accounts for 963 births — the largest state-level total in the dataset — followed by Alabama and Mississippi. In total, SSA state-level files list Delois in 21 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Delois 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 8,500 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.

Delois at a glance

Last recorded 1999

Total births

8,500

Since 1912

88 years of records

Peak year

1948

321 births that year

Strongest decade: 1940s

Current rank

Unranked

Outside the modern top-1,000

As of 1999

Active since

1912

Recorded for 88 years

Last year on file: 1999

Delois popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 1999–1912

Last recorded 1999
Peak year (1948)
321
Annual births at peak — across 88 years of records
-1000100200300400 199919841972196119501939192819171912 7

Delois popularity over time — boys

122 total births recorded since 1915 (Delois as boys' name)

Unisex variant — 122 births
45678910 1945193919351931192419191915 6

Delois by decade

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

Peak: 1940s
Peak decade
1940s
2,495 births that decade — 29% of Delois's all-time total
1910s1681920s6491930s15391940s24951950s23461960s9521970s2181980s921990s41

Delois by state

Where Delois concentrates geographically — total births since 1912

Geographically diffuse
Top 8 states by recorded births for the name Delois
Rank State Visual share Births Share of total
#1 North Carolina
963 11.3%
#2 Alabama
904 10.6%
#3 Mississippi
760 8.9%
#4 Arkansas
727 8.6%
#5 Texas
642 7.6%
#6 Tennessee
561 6.6%
#7 Georgia
523 6.2%
#8 Virginia
439 5.2%
North Carolina share of Delois's total US births 11.3%
Even split

963 of 8,500 births nationwide. Compared to a flat distribution across 21 reporting states.

Delois appears in 21 states. Explore state details →

Frequently Asked Questions

How popular is the name Delois?
8,500 babies have been named Delois since 1912. It was last recorded in 1999. The peak year was 1948 with 321 births.
When was Delois most popular?
Delois was most popular in the 1940s decade with 2,495 total births. The single peak year was 1948.
Where is Delois most popular?
The top states for the name Delois are North Carolina (963 births), Alabama (904 births), Mississippi (760 births).
How long has the name Delois been used?
Delois has been recorded in Social Security data since 1912, spanning 88 years of data through 1999.
What names are similar to Delois?
Names with a similar sound or spelling include Delores, Della, Delilah, Delaney, and 4 more. These share a common prefix and are also used for girls.

Keep exploring Delois

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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, 1912–1999 (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.