Girls' name · since 1921
Rosamary
Rosamary has 195 recorded births since 1921 in federal Social Security data, most heavily in 1960 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #20,091 of 72,339
- all-time among girls
- 195
- born since 1921
- 1940s
- peak decade
Rosamary sits outside today's top ranks for girls, with 195 recorded since 1921.
Social Security Administration records show Rosamary recorded 195 times among girls since 1921, though it doesn't currently rank among the most-used girls names, peaking in the 1940s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1921 to 1971.
- #20,091 of 72,339 all-time among girls
- 195 born since 1921
- 1940s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Rosamary ranks #20,091 of 72,339 girls' names by all-time recorded births (highest first). 195 born since 1921, peaking in the 1940s.
- #20,091 of 72,339
- all-time among girls
- 195
- born since 1921
- 1940s
- peak decade
Rosamary's 195 recorded births place it above 72.2% of the 72,339 girls names in the full SSA archive.
No state rows cleared SSA’s public reporting threshold for this name.
Rosamary's usage pattern, beyond the headline number
Splitting Rosamary's full recorded timeline at 1943, 51% of its total births fall in the more recent half of the record versus 49% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1921, with just 5 recorded births -- worth weighing against the 1960 peak of 12 to see the full range of the name's swing in popularity.
Rosamary popularity over time
Annual U.S. births registered with the Social Security Administration · 1921–1971
- Peak year (1960)
- 12
- Annual births at peak, across 51 years of records
Rosamary by decade
1940s is the heaviest window (55 births, 28% of the file).
1940s was Rosamary's strongest decade.
55 babies received the name during that ten-year window, about 28% of all-time use.
Rosamary births by decade
Total births in each ten-year window
- 1920s
1920s
43 births
- 1930s
1930s
30 births
- 1940s
1940s
55 births
- 1950s 11
1950s
11 births
- 1960s
1960s
50 births
- 1970s 6
1970s
6 births
What this shows Peak: 1940s at 55 births (28% of all-time use).
Frequently Asked Questions
How popular is the name Rosamary? ▼
Where does Rosamary sit in the SSA name archive? ▼
When was Rosamary most popular? ▼
How long has the name Rosamary been used? ▼
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What to do with Rosamary's data
- Rosamary's decade-level peak was the 1940s (55 total births); usage has since declined to 6 in the 1970s -- if you're weighing a "classic revival" angle, the trend line argues against it.
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Rosamary
Nearby Names Like Rosamary
Names with a similar sound, spelling, or feel to Rosamary
Compare Rosamary side by side: Rosamary vs Rose Rosamary vs Rosa Rosamary vs Rosemary
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Rosamary: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1960)
Similar record span (~50 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, 1921–1971 (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 Rosamary 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.