Recorded 1918–1938 Unisex name Peak 1918 18 births

Nellis — unisex name

18 babies named Nellis in U.S. Social Security records since 1918, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s71920s51930s6
1910s
Peak decade

39% of everyone ever named Nellis was born in this single decade.

1918
Single peak year

7 babies were named Nellis in 1918 — its busiest year on record.

What the Data Says About Nellis

The Social Security Administration has registered 18 babies named Nellis between 1918 and 1938, spanning 21 consecutive years of U.S. birth records. As a girl's name, Nellis currently falls outside the top 1,000 girls' names for 1938. The name reached its historical peak in 1918, when 7 babies received it in a single year. Nellis is classified as unisex in SSA records: the opposite-sex variant accounts for 18 additional births since 1919.

Decade-level aggregation shows that Nellis performed strongest in the 1910s, accumulating 7 births during that ten-year window. Across the 3 decades of recorded activity, Nellis shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Nellis 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 18 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.

Nellis at a glance

Last recorded 1938

Total births

18

Since 1918

21 years of records

Peak year

1918

7 births that year

Strongest decade: 1910s

Current rank

Unranked

Outside the modern top-1,000

As of 1938

Active since

1918

Recorded for 21 years

Last year on file: 1938

Nellis popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 1938–1918

Last recorded 1938
Peak year (1918)
7
Annual births at peak — across 21 years of records
4.555.566.577.5 193819231918 7

Nellis popularity over time — boys

18 total births recorded since 1919 (Nellis as boys' name)

Unisex variant — 18 births
456789 193119221919 8

Nellis by decade

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

Peak: 1910s
Peak decade
1910s
7 births that decade — 39% of Nellis's all-time total
1910s71920s51930s6

Frequently Asked Questions

How popular is the name Nellis?
18 babies have been named Nellis since 1918. It was last recorded in 1938. The peak year was 1918 with 7 births.
When was Nellis most popular?
Nellis was most popular in the 1910s decade with 7 total births. The single peak year was 1918.
Is Nellis a unisex name?
Yes, Nellis is used for both boys and girls. As a girl's name it has 18 births, and as a boy's name it has 18 births.
How long has the name Nellis been used?
Nellis has been recorded in Social Security data since 1918, spanning 21 years of data through 1938.
What names are similar to Nellis?
Names with a similar sound or spelling include Nellie, Nell, Nelda, Nelly, 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, 1918–1938 (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.