Recorded 1918–2010 Unisex name Peak 1940 111 births

Kellis — boys' name

111 babies named Kellis in U.S. Social Security records since 1918, with the highest year being 1940. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s111920s161940s141950s51960s111970s111980s61990s122000s182010s7
2000s
Peak decade

16% of everyone ever named Kellis was born in this single decade.

1940
Single peak year

9 babies were named Kellis in 1940 — its busiest year on record.

What the Data Says About Kellis

The Social Security Administration has registered 111 babies named Kellis between 1918 and 2010, spanning 93 consecutive years of U.S. birth records. As a boy's name, Kellis currently falls outside the top 1,000 boys' names for 2010. The name reached its historical peak in 1940, when 9 babies received it in a single year. Kellis is classified as unisex in SSA records: the opposite-sex variant accounts for 104 additional births since 2001.

Decade-level aggregation shows that Kellis performed strongest in the 2000s, accumulating 18 births during that ten-year window. Across the 10 decades of recorded activity, Kellis shows notable generational variation in parental adoption.

No etymological entry is currently available for Kellis 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 111 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.

Kellis at a glance

Last recorded 2010

Total births

111

Since 1918

93 years of records

Peak year

1940

9 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2010

Active since

1918

Recorded for 93 years

Last year on file: 2010

Kellis popularity over time — boys

Annual U.S. births registered with the Social Security Administration · 2010–1918

Last recorded 2010
Peak year (1940)
9
Annual births at peak — across 93 years of records
45678910 2010200019851969194919261918 5

Kellis popularity over time — girls

104 total births recorded since 2001 (Kellis as girls' name)

Unisex variant — 104 births
05101520 201720152013201220092008200720062005200420022001 6

Kellis by decade

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

Peak: 2000s
Peak decade
2000s
18 births that decade — 16% of Kellis's all-time total
1910s111920s161940s141950s51960s111970s111980s61990s122000s182010s7

Frequently Asked Questions

How popular is the name Kellis?
111 babies have been named Kellis since 1918. It was last recorded in 2010. The peak year was 1940 with 9 births.
When was Kellis most popular?
Kellis was most popular in the 2000s decade with 18 total births. The single peak year was 1940.
Is Kellis a unisex name?
Yes, Kellis is used for both boys and girls. As a boy's name it has 111 births, and as a girl's name it has 104 births.
How long has the name Kellis been used?
Kellis has been recorded in Social Security data since 1918, spanning 93 years of data through 2010.
What names are similar to Kellis?
Names with a similar sound or spelling include Kelly, Kelvin, Kellen, Kellan, and 4 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, 1918–2010 (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.