Girls' name · since 2002
Dafny
Dafny has 72 recorded births since 2002 in federal Social Security data, most heavily in 2006 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #30,770 of 72,339
- all-time among girls
- 72
- born since 2002
- 2000s
- peak decade
Dafny sits outside today's top ranks for girls, with 72 recorded since 2002.
Dafny has 72 recorded births among girls since 2002, per the U.S. Social Security Administration, though it falls outside today's most-used girls names, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 2002 to 2024.
- #30,770 of 72,339 all-time among girls
- 72 born since 2002
- 2000s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Dafny ranks #30,770 of 72,339 girls' names by all-time recorded births (highest first). 72 born since 2002, peaking in the 2000s.
- #30,770 of 72,339
- all-time among girls
- 72
- born since 2002
- 2000s
- peak decade
Dafny's 72 recorded births place it above 57.3% of the 72,339 girls names in the full SSA archive.
No state rows cleared SSA’s public reporting threshold for this name.
Dafny's usage pattern, beyond the headline number
Splitting Dafny's full recorded timeline at 2009, 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 2002, with just 5 recorded births -- worth weighing against the 2006 peak of 12 to see the full range of the name's swing in popularity.
Dafny popularity over time
Annual U.S. births registered with the Social Security Administration · 2002–2024
- Peak year (2006)
- 12
- Annual births at peak, across 23 years of records
Dafny by decade
2000s is the heaviest window (43 births, 60% of the file).
2000s was Dafny's strongest decade.
43 babies received the name during that ten-year window, about 60% of all-time use.
Dafny births by decade
Total births in each ten-year window
- 2000s
2000s
43 births
- 2010s 11
2010s
11 births
- 2020s
2020s
18 births
What this shows Peak: 2000s at 43 births (60% of all-time use).
Frequently Asked Questions
How popular is the name Dafny? ▼
Where does Dafny sit in the SSA name archive? ▼
When was Dafny most popular? ▼
How long has the name Dafny been used? ▼
What names are similar to Dafny? ▼
What to do with Dafny's data
- Dafny's usage has stayed within range of its 2000s decade-level peak (43 total births) through the 2020s (18) -- a comparatively stable name, not a fading trend.
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Dafny
Nearby Names Like Dafny
Names with a similar sound, spelling, or feel to Dafny
Compare Dafny side by side: Dafny vs Dafne Dafny vs Daffney Dafny vs Dafina
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Dafny: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~2006)
Similar record span (~22 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, 2002–2024 (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 Dafny 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.