Girls' name · since 1921
Delfa
Delfa has 38 recorded births since 1921 in federal Social Security data, most heavily in 1930 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #38,129 of 72,339
- all-time among girls
- 38
- born since 1921
- 1920s
- peak decade
38 girls have been named Delfa since 1921, though it isn't currently a top-ranked name.
Social Security Administration records show Delfa recorded 38 times among girls since 1921, though it doesn't currently rank among the most-used girls names, peaking in the 1920s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1921 to 1970.
- #38,129 of 72,339 all-time among girls
- 38 born since 1921
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Delfa ranks #38,129 of 72,339 girls' names by all-time recorded births (highest first). 38 born since 1921, peaking in the 1920s.
- #38,129 of 72,339
- all-time among girls
- 38
- born since 1921
- 1920s
- peak decade
Delfa's 38 recorded births place it above 46.97% of the 72,339 girls names in the full SSA archive.
The state file records this name in 1 jurisdictions, led by Texas.
Delfa's usage pattern, beyond the headline number
Splitting Delfa's full recorded timeline at 1947, 47% of its total births fall in the more recent half of the record versus 53% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1966, with just 5 recorded births -- worth weighing against the 1930 peak of 8 to see the full range of the name's swing in popularity.
Delfa popularity over time
Annual U.S. births registered with the Social Security Administration · 1921–1970
- Peak year (1930)
- 8
- Annual births at peak, across 50 years of records
Delfa by decade
1920s is the heaviest window (12 births, 32% of the file).
1920s was Delfa's strongest decade.
12 babies received the name during that ten-year window, about 32% of all-time use.
Delfa births by decade
Total births in each ten-year window
- 1920s
1920s
12 births
- 1930s
1930s
8 births
- 1940s
1940s
7 births
- 1960s
1960s
5 births
- 1970s
1970s
6 births
What this shows Peak: 1920s at 12 births (32% of all-time use).
Delfa by state
Where Delfa concentrates geographically, total births since 1921
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 5 | 13.2% |
5 of 38 births nationwide.
Frequently Asked Questions
How popular is the name Delfa? ▼
Where does Delfa sit in the SSA name archive? ▼
When was Delfa most popular? ▼
Where is Delfa most popular? ▼
How long has the name Delfa been used? ▼
What names are similar to Delfa? ▼
What to do with Delfa's data
- Delfa's usage has stayed within range of its 1920s decade-level peak (12 total births) through the 1970s (6) -- a comparatively stable name, not a fading trend.
- Texas records the most Delfas (5 births) -- see the full state breakdown if geography matters to your decision. Texas names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Delfa
Nearby Names Like Delfa
Names with a similar sound, spelling, or feel to Delfa
Compare Delfa side by side: Delfa vs Delores Delfa vs Della Delfa vs Delilah
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Delfa: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1930)
Similar record span (~49 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1921–1970 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Delfa draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.