Recorded 1921–1963 Boys' name Peak 1935 16 births

Lonis — boys' name

16 babies named Lonis in U.S. Social Security records since 1921, with the highest year being 1935. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s51930s61960s5
1930s
Peak decade

38% of everyone ever named Lonis was born in this single decade.

1935
Single peak year

6 babies were named Lonis in 1935 — its busiest year on record.

What the Data Says About Lonis

The Social Security Administration has registered 16 babies named Lonis between 1921 and 1963, spanning 43 consecutive years of U.S. birth records. As a boy's name, Lonis currently falls outside the top 1,000 boys' names for 1963. The name reached its historical peak in 1935, when 6 babies received it in a single year.

Decade-level aggregation shows that Lonis performed strongest in the 1930s, accumulating 6 births during that ten-year window. Across the 3 decades of recorded activity, Lonis shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Lonis 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 16 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.

Lonis at a glance

Last recorded 1963

Total births

16

Since 1921

43 years of records

Peak year

1935

6 births that year

Strongest decade: 1930s

Current rank

Unranked

Outside the modern top-1,000

As of 1963

Active since

1921

Recorded for 43 years

Last year on file: 1963

Lonis popularity over time

Annual U.S. births registered with the Social Security Administration · 1963–1921

Last recorded 1963
Peak year (1935)
6
Annual births at peak — across 43 years of records
4.555.566.5 196319351921 5

Lonis by decade

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

Peak: 1930s
Peak decade
1930s
6 births that decade — 38% of Lonis's all-time total
1920s51930s61960s5

Frequently Asked Questions

How popular is the name Lonis?
16 babies have been named Lonis since 1921. It was last recorded in 1963. The peak year was 1935 with 6 births.
When was Lonis most popular?
Lonis was most popular in the 1930s decade with 6 total births. The single peak year was 1935.
How long has the name Lonis been used?
Lonis has been recorded in Social Security data since 1921, spanning 43 years of data through 1963.
What names are similar to Lonis?
Names with a similar sound or spelling include Lonnie, London, Lon, Lonny, 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, 1921–1963 (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.