Recorded 1928–1941 Girls' name Peak 1928 15 births

Delouise — girls' name

15 babies named Delouise in U.S. Social Security records since 1928, with the highest year being 1928. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s51930s51940s5

The verdict

15 girls have been named Delouise since 1928, peaking in the 1920s, last recorded in 1941.

15
total births
1928–1941
years on record
1920s
peak decade
33%
born in that decade
1920s
Peak decade

33% of everyone ever named Delouise was born in this single decade.

1928
Single peak year

5 babies were named Delouise in 1928 — its busiest year on record.

What the Data Says About Delouise

The Social Security Administration has registered 15 babies named Delouise between 1928 and 1941, spanning 14 consecutive years of U.S. birth records. As a girl's name, Delouise currently falls outside the top 1,000 girls' names for 1941. The name reached its historical peak in 1928, when 5 babies received it in a single year.

Decade-level aggregation shows that Delouise performed strongest in the 1920s, accumulating 5 births during that ten-year window. Across the 3 decades of recorded activity, Delouise shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Delouise 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 15 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.

Delouise at a glance

Last recorded 1941

Total births

15

Since 1928

14 years of records

Peak year

1928

5 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1941

Active since

1928

Recorded for 14 years

Last year on file: 1941

Delouise popularity over time

Annual U.S. births registered with the Social Security Administration · 1941–1928

Last recorded 1941
Peak year (1928)
5
Annual births at peak — across 14 years of records
5 194119301928 5

Delouise by decade

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

Peak: 1920s
Peak decade
1920s
5 births that decade — 33% of Delouise's all-time total
1920s51930s51940s5

Frequently Asked Questions

How popular is the name Delouise?
15 babies have been named Delouise since 1928. It was last recorded in 1941. The peak year was 1928 with 5 births.
When was Delouise most popular?
Delouise was most popular in the 1920s decade with 5 total births. The single peak year was 1928.
How long has the name Delouise been used?
Delouise has been recorded in Social Security data since 1928, spanning 14 years of data through 1941.
What names are similar to Delouise?
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.

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, 1928–1941 (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.