Milli: Name Popularity, History & Rankings (1880

Rank 2025

#4,321

among girls · ↑1,079 vs 2024

Babies in 2025

named Milli · +38% vs 2024

How common

1 in 48,705

girls born in 2025

Peak year

2022

39 babies

All-time total

454

#12,558 all-time among girls

First recorded

2002

in Social Security records

Milli popularity over time

454 babies have been named Milli since 2002, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure

Births per 1,000 babies of that sex, comparable across eras

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade	Girls	Per year	Change	Best rank
1880s	–	–	–	–
1890s	–	–	–	–
1900s	–	–	–	–
1910s	–	–	–	–
1920s	–	–	–	–
1930s	–	–	–	–
1940s	–	–	–	–
1950s	–	–	–	–
1960s	–	–	–	–
1970s	–	–	–	–
1980s	–	–	–	–
1990s	–	–	–	–
2000s	59	6	–	#5,660
2010s	208	21	+253%	#4,510
2020s (to 2025)	187	31	+50%	#3,873

Where Milli is heading

A five-year projection from the recent trend in births per 1,000 girls (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year	Projected babies	Per 1,000 girls	Implied rank
2026	33	0.02	outside top 500
2027	34	0.02	outside top 500
2028	34	0.02	outside top 500
2029	34	0.02	outside top 500
2030	34	0.02	outside top 500

The story of Milli

Milli is rare for girls in the United States, ranked #4,321 in 2025 with 33 babies given the name. It is currently rising compared with a decade ago.

Since 2002, 454 American babies have been named Milli. Its peak came in 2022, when 39 newborns received the name, the signature sound of the 2020s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Milli stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Milli?

The median living Milli is about 7 years old; half are between 3 and 12. An estimated 500 people named Milli are alive in the United States today.

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Milli year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year	Girls	Girls rank
2025	33	#4,321
2024	24	#5,400
2023	33	#4,333
2022	39	#3,873
2021	25	#5,192
2020	33	#4,237
2019	31	#4,510
2018	28	#4,852
2017	18	#6,726
2016	19	#6,598
2015	11	#9,942
2014	25	#5,414
2013	23	#5,779
2012	21	#6,269
2011	16	#7,685
2010	16	#7,780
2009	25	#5,660
2008	12	#9,895
2007	5	#19,574
2006	5	#19,111
2005	7	#14,013
2004	–	–
2003	–	–
2002	5	#17,254
2001	–	–
2000	–	–
1995	–	–
1990	–	–
1985	–	–
1980	–	–
1975	–	–
1970	–	–
1965	–	–
1960	–	–
1955	–	–
1950	–	–
1945	–	–
1940	–	–
1935	–	–
1930	–	–
1925	–	–
1920	–	–
1915	–	–
1910	–	–
1905	–	–
1900	–	–
1895	–	–
1890	–	–
1885	–	–
1880	–	–

Frequently asked questions

Quick answers about Milli, drawn from the same Social Security data as the charts above.

How old is the average Milli?

The median living Milli is about 7 years old. Half of all living Millis are between 3 and 12 years old.

How many people named Milli are alive today?

An estimated 500 people named Milli are alive in the United States, based on 454 recorded births and Social Security life tables.

What does the name Milli mean?

Spelling variant of Milly.

How popular is the name Milli in 2025?

Milli ranked #4,321 among girls' names in the United States in 2025, with 33 babies given the name, according to Social Security Administration data.

How many people are named Milli?

454 babies have been named Milli in the United States since 2002, based on Social Security card applications.

When was the name Milli most popular?

Milli peaked in 2022, when 39 newborns received the name.

Is Milli a boy or girl name?

Milli is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Milli rising or falling?

Milli is on the rise, noticeably more popular now than a decade ago.

Will Milli become more popular?

Milli looks stable. If the recent trend holds, we project roughly 34 girls named Milli in 2030, ranking outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Milli

Names that sound and feel close to Milli: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Milli with similar names → More names starting with M →