Recorded 1930–1966 Girls' name Peak 1930 23 births

Delphinia — girls' name

23 babies named Delphinia in U.S. Social Security records since 1930, with the highest year being 1930. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1930s71950s51960s11

The verdict

23 girls have been named Delphinia since 1930, peaking in the 1960s, last recorded in 1966.

23
total births
1930–1966
years on record
1960s
peak decade
48%
born in that decade
1960s
Peak decade

48% of everyone ever named Delphinia was born in this single decade.

1930
Single peak year

7 babies were named Delphinia in 1930 — its busiest year on record.

What the Data Says About Delphinia

The Social Security Administration has registered 23 babies named Delphinia between 1930 and 1966, spanning 37 consecutive years of U.S. birth records. As a girl's name, Delphinia currently falls outside the top 1,000 girls' names for 1966. The name reached its historical peak in 1930, when 7 babies received it in a single year.

Decade-level aggregation shows that Delphinia performed strongest in the 1960s, accumulating 11 births during that ten-year window. Across the 3 decades of recorded activity, Delphinia shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Delphinia 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 23 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.

Delphinia at a glance

Last recorded 1966

Total births

23

Since 1930

37 years of records

Peak year

1930

7 births that year

Strongest decade: 1960s

Current rank

Unranked

Outside the modern top-1,000

As of 1966

Active since

1930

Recorded for 37 years

Last year on file: 1966

Delphinia popularity over time

Annual U.S. births registered with the Social Security Administration · 1966–1930

Last recorded 1966
Peak year (1930)
7
Annual births at peak — across 37 years of records
4.555.566.577.5 1966196019581930 7

Delphinia by decade

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

Peak: 1960s
Peak decade
1960s
11 births that decade — 48% of Delphinia's all-time total
1930s71950s51960s11

Frequently Asked Questions

How popular is the name Delphinia?
23 babies have been named Delphinia since 1930. It was last recorded in 1966. The peak year was 1930 with 7 births.
When was Delphinia most popular?
Delphinia was most popular in the 1960s decade with 11 total births. The single peak year was 1930.
How long has the name Delphinia been used?
Delphinia has been recorded in Social Security data since 1930, spanning 37 years of data through 1966.
What names are similar to Delphinia?
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, 1930–1966 (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.