How rare is the name Millie?

17,079 people in the United States have the first name Millie, about 1 in 17,684. It ranks #1,765 of 53,615 first names in the 2020 Census.

first name

MILLIE

#1,765

of 53,615 first names recorded in the 2020 Census

People
17,079
About
1 in 17,684
This common or more
76.9%
Who bears it

Of the 17,079 people named Millie, 68.1% reported their origin as White, 14.1% as Hispanic or Latino and 8.7% as Black. Virtually all are female (99.6%). These count how people described themselves on the 2020 Census, not where the name comes from.

Millie peaked in 2025, when 3,353 babies got the name.

Births per year, SSA records 1880–2025
18802025
Peak year
2025
Births that year
3,353
In 2025*
3,353
Recorded as
almost entirely female

At least 46,138 babies have been given the name since 1880. Years SSA withheld, because fewer than 5 were born, are skipped rather than drawn as zero. * 2025 is the newest year published and it undercounts: a card application is filed some time after a birth.

Millie by decade

Among all names given to American babies, its best decade was the 1880s, when it ranked #241. The largest share of babies named Millie, 43.5%, were born in 2013 or later.

1880s#2411,527
1890s#2841,959
1900s#3371,995
1910s#4664,190
1920s#6213,978
1930s#7322,633
1940s#9142,282
1950s#1,1911,932
1960s#1,5771,289
1970s#2,318741
1980s#3,609462
1990s#4,432472
2000s#2,4121,578
2010s#9026,860
2020s#28414,240
Before 19018.1%
Greatest Generation 1901–2720.3%
Silent Generation 1928–459.9%
Baby boom 1946–647.9%
Generation X 1965–802.8%
Millennials 1981–961.5%
Generation Z 1997–126%
2013 and later43.5%

Rank counts both sexes together, among every name SSA recorded that decade; the number under it is births. The 2020s run only to 2025. Generation years follow Pew Research Center, which has not named a generation after 2012.

Where Millie is most common

Compared with all babies born in each state since 1910, Millie has been most common in Utah (3.2×), Alabama (2.2×), and Mississippi (2.1×), and least common in New Mexico (0.18×).

35,873 births recorded by state, 1910–2025. 2× means twice as common as nationally. States with fewer than 30 such births are left blank, and SSA withholds any year with fewer than 5 in a state, so small states read low.

Spelled almost the same

3 first names in the 2020 Census spelled within a letter or two of Millie, most common first.

Also a last name

As a last name, Millie ranks #94,341 of 156,621, with 208 people. See Millie as a last name

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