Total births
141
Girls' name · since 1915
Deltha
Since 1915, U.S. Social Security records show 141 babies named Deltha, peaking in 1922. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 141
- total births
- 1915–1948
- years on record
- 1920s
- peak decade
- 60%
- born in that decade
Deltha sits outside today's top ranks for girls, with 141 recorded since 1915.
Deltha has 141 recorded births among girls since 1915, per the U.S. Social Security Administration, though it falls outside today's most-used girls names, busiest in the 1920s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1915 to 1948.
- 141 total births
- 1915–1948 years on record
- 1920s peak decade
- 60% born in that decade
Data updated Jun 2026
The verdict
141 girls have been named Deltha since 1915, peaking in the 1920s, last recorded in 1948.
- 141
- total births
- 1915–1948
- years on record
- 1920s
- peak decade
- 60%
- born in that decade
1920s
Peak decade
60% of everyone ever named Deltha was born in this single decade.
1922
Single peak year
12 babies were named Deltha in 1922 - its busiest year on record.
Deltha's usage pattern, beyond the headline number
Divide Deltha's SSA record in two at 1925 and the more recent half accounts for 47% of all births, the earlier half the remaining 53%, a genuinely balanced usage pattern. Its calmest year was 1916, with only 5 births recorded -- set against the 1922 peak of 12, that's the full swing in one name's fortunes.
Deltha at a glance
Last recorded 1948Peak year
1922
Current rank
Unranked
Active since
1915
Deltha popularity over time
Annual U.S. births registered with the Social Security Administration · 1915–1948
- Peak year (1922)
- 12
- Annual births at peak, across 34 years of records
Deltha by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Deltha's strongest decade.
85 babies received the name during that ten-year window, about 60% of all-time use.
Deltha births by decade
Total births in each ten-year window
- 1910s 27
1910s
27 births
- 1920s
1920s
85 births
- 1930s 19
1930s
19 births
- 1940s 10
1940s
10 births
What this shows Peak: 1920s at 85 births (60% of all-time use).
Frequently Asked Questions
How popular is the name Deltha? ▼
Since 1915, Social Security records show 141 babies named Deltha. The most recent recorded year was 1948. Its busiest year on record was 1922, with 12 births.
When was Deltha most popular? ▼
Deltha was most popular in the 1920s decade with 85 total births. The single peak year was 1922.
How long has the name Deltha been used? ▼
Records for Deltha go back to 1915, giving 34 years of history through 1948.
What names are similar to Deltha? ▼
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.
What to do with Deltha's data
- Deltha's decade-level peak was the 1920s (85 total births); usage has since declined to 10 in the 1940s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Deltha
Nearby Names Like Deltha
Names with a similar sound, spelling, or feel to Deltha
Delores Girl
#10300 117,821 births
Della Girl
#579 70,810 births
Delilah Girl
#50 66,683 births
Delaney Girl
#216 45,437 births
Delia Girl
#1509 37,318 births
Compare Deltha side by side: Deltha vs Delores Deltha vs Della Deltha vs Delilah
Related Names
Names with a similar number of total births
Data Sources
Data as of June 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, 1915–1948 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Deltha: Baby Name Since 1915 - 141 Births, Peak 1922." NameAlmanac. Accessed via https://namealmanac.com/name/deltha. Licensed CC BY-SA 4.0.
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 Deltha 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 June 2026.