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Milly

Girl name · English · German · Greek

US rank
#1,777
Syllables
2
Peak
#686 in 1884

113 babies were named Milly in the US in 2025. It has climbed 95 places in five years.

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US births per million girls, 1884–2025

0408018841920196020002025

Most popular states (2025)

OK rank #619UT rank #704

Similar names

Popularity: U.S. Social Security Administration (babies with 5+ births per year).

Did you know?

A few things about Milly you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.

Milly Alcock

Famous Milly

Milly Alcock

Australian actress (born 2000)

Choose Milly and your child shares a first name with Milly Alcock, an Australian actress. A ready-made answer when someone asks “Milly, like who?” Milly Alcock's Wikipedia article is available in 40 languages, a good sign of just how widely known they are.

Read about Milly Alcock on Wikipedia (opens in a new tab)

Photo: Margaret Gardiner, CC BY 4.0 (opens in a new tab), via Wikimedia Commons

  • How commonAbout 1 in every 14,225 baby girls born in the US in 2025 was named Milly, 113 babies in all. In a typical school of 500 kids, your Milly would very likely be the only one.
  • HistoryMilly first shows up in US birth records in 1884, the first year at least 5 babies got it. It has been in use for 141 years since.
  • Best yearIts best year was 1884, when it reached #686.
  • Then vs nowMilly is 4.1× more common today than it was in 2000. In 2000 it was given to about 1 in 58,480 baby girls; in 2025, about 1 in 14,225.
  • TrendMilly has climbed 95 places in the US rankings over the last five years and now sits at #1,777. Fast risers like this often keep climbing, so expect to hear it more.
  • Where it's lovedMilly is most popular in Oklahoma, where it ranks #619, followed by Utah (#704). It's in the top 1,000 in 2 states.

About the name Milly

Milly is a girl name of English, German and Greek origin. It has 5 letters and 2 syllables, starting with M and ending in “-lly”. US birth records list Milly for girls from 1884 to 2025, in 123 of those 142 years. Its best year was 1884, when it ranked #686 among girl names. In 2025 it ranked #1,777, with 113 babies.

Origin:English namesGerman namesGreek names

Milly for girls, by decade
DecadeBabies per millionAbout 1 in
1880s1953,524 girls
1890s1566,622 girls
1900s3.5283,286 girls
1910s1568,493 girls
1920s1567,522 girls
1930s1379,618 girls
1940s8.2122,100 girls
1950s6.4156,495 girls
1960s7.1140,845 girls
1970s5.2193,424 girls
1980s5.0199,203 girls
1990s6.6152,439 girls
2000s2836,114 girls
2010s5917,085 girls
2020s6914,461 girls

Other spellings of Milly

More English girl names

Questions about the name Milly

What is the origin of the name Milly?

Milly has English, German, Greek roots in our records. Other English names include Olivia, Charlotte, Harper.

Is Milly a boy or girl name?

Milly is a girl name.

How popular is the name Milly?

Milly ranked #1,777 for US girls in 2025, given to 113 babies. Its best year was 1884 (#686).