Girls' name · since 1910
Irja
156 babies named Irja in U.S. Social Security records since 1910, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #22,356 of 72,339
- all-time among girls
- 156
- born since 1910
- 1910s
- peak decade
Irja sits outside today's top ranks for girls, with 156 recorded since 1910.
Social Security Administration records show Irja recorded 156 times among girls since 1910, though it doesn't currently rank among the most-used girls names, peaking in the 1910s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1910 to 1930.
- #22,356 of 72,339 all-time among girls
- 156 born since 1910
- 1910s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Irja ranks #22,356 of 72,339 girls' names by all-time recorded births (highest first). 156 born since 1910, peaking in the 1910s.
- #22,356 of 72,339
- all-time among girls
- 156
- born since 1910
- 1910s
- peak decade
Irja's 156 recorded births place it above 69.04% of the 72,339 girls names in the full SSA archive.
The state file records this name in 2 jurisdictions, led by Minnesota.
Irja's usage pattern, beyond the headline number
Irja splits its recorded history at 1917: 57% of all births land in the more recent half, 43% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1911 (5 births) -- compare that against the 1918 peak of 20 for a sense of just how much the name's popularity has swung.
Irja popularity over time
Annual U.S. births registered with the Social Security Administration · 1910–1930
- Peak year (1918)
- 20
- Annual births at peak, across 21 years of records
Irja by decade
1910s is the heaviest window (119 births, 76% of the file).
1910s was Irja's strongest decade.
119 babies received the name during that ten-year window, about 76% of all-time use.
Irja births by decade
Total births in each ten-year window
- 1910s
1910s
119 births
- 1920s 32
1920s
32 births
- 1930s 5
1930s
5 births
What this shows Peak: 1910s at 119 births (76% of all-time use).
Irja by state
Where Irja concentrates geographically, total births since 1910
Frequently Asked Questions
How popular is the name Irja? ▼
Where does Irja sit in the SSA name archive? ▼
When was Irja most popular? ▼
Where is Irja most popular? ▼
How long has the name Irja been used? ▼
What to do with Irja's data
- Irja's decade-level peak was the 1910s (119 total births); usage has since declined to 5 in the 1930s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Minnesota records the most Irjas (9 births) -- see the full state breakdown if geography matters to your decision. Minnesota names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Irja
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Irja: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1918)
Similar record span (~20 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, 1910–1930 (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 Irja 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.