Girls' name · since 1912

Tilly

Tilly has 2,699 recorded births since 1912 in federal Social Security data, most heavily in 2025 -- full year-by-year trend, decade aggregates, and state rankings follow.

#3,847 of 72,339
all-time among girls
#886 of 17,297
2025 SSA year
2,699
born since 1912
2020s
peak decade

Yes -- Tilly is the #886 most popular girls' name in the U.S. today, with 2,699 recorded since 1912.

Tilly has 2,699 recorded births among girls since 1912, per the U.S. Social Security Administration, ranked #886 as of the latest data, more common than 95% of girls, busiest in the 2020s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1912 to 2025.

  • #3,847 of 72,339 all-time among girls
  • #886 of 17,297 2025 SSA year
  • 2,699 born since 1912
  • 2020s peak decade

Data updated Aug 2026

The verdict

According to the U.S. Social Security Administration, Tilly ranks #3,847 of 72,339 girls' names by all-time recorded births (highest first) and #886 of 17,297 among girls' names in 2025. 2,699 born since 1912, peaking in the 2020s.

#3,847 of 72,339
all-time among girls
#886 of 17,297
2025 SSA year
2,699
born since 1912
2020s
peak decade
0%100%Median name50%94.8%
Tilly vs. every other girls name in current SSA rankings
Above the archive median
All-time archive position

Tilly's 2,699 recorded births place it above 94.68% of the 72,339 girls names in the full SSA archive.

37 jurisdictions
State-record footprint

37 jurisdictions carry state-level records, led by Texas.

How Tilly compares

2,699 Top 19% higher than 81% of 17,297 names currently given to girls

Based on all-time total births among currently-ranked girls names. Names with fewer occurrences are grouped into wider buckets on the right.

Source U.S. Social Security Administration, national baby name data

How the numbers stack up

Tilly's all-time total is 7x the median girls name, and Olivia still leads by a wide margin.

Metric Tilly Median girls name (Kyann) #1 girls name (Olivia)
All-time total births 2,699 376 567,345
Peak-year births 302 21 19,840

Tilly's usage pattern, beyond the headline number

Splitting Tilly's full recorded timeline at 1998, 94% of its total births fall in the more recent half of the record versus 6% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1912, with just 5 recorded births -- worth weighing against the 2025 peak of 302 to see the full range of the name's swing in popularity.

Tilly popularity over time

Annual U.S. births registered with the Social Security Administration · 1912–2025

Top 1,000 girls' name
Peak year (2025)
302
Annual births at peak, across 114 years of records
0100200300400 191219321971199119992006201320202025 302

Tilly by decade

2020s is the heaviest window (1,452 births, 54% of the file).

2020s was Tilly's strongest decade.

1,452 babies received the name during that ten-year window, about 54% of all-time use.

Tilly births by decade

Total births in each ten-year window

births

What this shows Peak: 2020s at 1,452 births (54% of all-time use).

Source U.S. Social Security Administration · Baby Names As of August 2026

How Tilly compares to similarly-sized names

Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Tilly's total volume

Tilly vs 15 similarly-sized girls names Scatter plot of 16 data points. 0%5%10%15% 050100150200 New & already peakedOld name, single-era peakNew & still diversifyingLong history, steady all along Years in SSA records % of total births in the single peak year -37, 7.1%-36, 7.1%-145, 3.4%-47, 7.4%-132, 7.6%-111, 8.2%-64, 3.6%-25, 7.9%-74, 4.3%-47, 6.7%-62, 5.2%-114, 1.7%-30, 6.7%-109, 6.6%-74, 3.8%Tilly-114, 11.2%Tilly
Tilly vs 15 similarly-sized girls names

Tilly by state

Where Tilly concentrates geographically, total births since 1912

Geographically diffuse
Top 8 states by recorded births for the name Tilly
Rank State Visual share Births Share of total
#1 Texas
158 5.9%
#2 California
98 3.6%
#3 New York
92 3.4%
#4 Ohio
83 3.1%
#5 Florida
82 3.0%
#6 Indiana
78 2.9%
#7 Tennessee
76 2.8%
#8 Washington
72 2.7%
Texas share of Tilly's total US births 5.9%
Even split

158 of 2,699 births nationwide. Compared to a flat distribution across 37 reporting states.

Tilly appears in 37 states. Explore state details →

Frequently Asked Questions

How popular is the name Tilly? ▼
2,699 babies have been named Tilly since 1912. All-time, it sits at #3,847 of 72,339 girls' names by recorded births. In 2025, it ranks #886 of 17,297 among girls. The peak year was 2025 with 302 births.
Where does Tilly sit in the SSA name archive? ▼
According to the U.S. Social Security Administration, Tilly ranks #3,847 of 72,339 girls' names by all-time recorded births (highest first) and #886 of 17,297 among girls' names in 2025. All-time ordinal matches browse popularity (total births DESC); the current ordinal uses the 2025 SSA file. See /methodology#corpus-placement.
When was Tilly most popular? ▼
Tilly was most popular in the 2020s decade with 1,452 total births. The single peak year was 2025.
Where is Tilly most popular? ▼
The top states for the name Tilly are Texas (158 births), California (98 births), New York (92 births).
How long has the name Tilly been used? ▼
Records for Tilly go back to 1912, giving 114 years of history through 2025.
What names are similar to Tilly? ▼
Names with a similar sound or spelling include Tillie, Tilda, Tila, Tilley, and 4 more. These share a common prefix and are also used for girls.

What to do with Tilly's data

  • Texas records the most Tillys (158 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 Tilly

Nearby Names Like Tilly

Names with a similar sound, spelling, or feel to Tilly

Tillie Girl
#1261 15,738 births
Tilda Girl
#6553 2,040 births
Tila Girl
463 births
Tilley Girl
#4441 261 births
Tilia Girl
#9691 132 births

Compare Tilly side by side: Tilly vs Tillie Tilly vs Tilda Tilly vs Tila

Or pick any two names to compare →

Related Names

Names with a similar popularity rank to Tilly

Rebekah #885
75,796 births · Peak 1996
Megan #887
440,065 births · Peak 1990
Vada #884
12,927 births · Peak 2020
Berkley #888
5,510 births · Peak 2021
Colbie #883
3,719 births · Peak 2025
Aviana #889
8,863 births · Peak 2016
Emi #882
4,360 births · Peak 2025
Leanna #890
25,932 births · Peak 1990

Nationwide names with similar peak year or record span

Two nationwide peer axes for Tilly: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.

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, 1912–2025 (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 Tilly 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.