Girl’s name · English, Germanic

Milly

How to say it: MIL-ee · /ˈmɪli/

English diminutive of Mildred and Millicent meaning 'gentle strength' - now often standalone.

Milly was the 83rd most popular girls’ name in the United States in 2025, given to 113 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up 4.2-fold in ten years, and it is projected to rise to #21 by 2030.

Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures

#83for girls in 2025
1 in 925US babies
113born in 2025
#21projected for 2030
2020sits peak decade
1 in 39chance a classmate shares it

Key facts

Key facts about Milly
Rank among girls’ names, 2025#83
Babies born in 2025113
Share of births1 in 925
Peak decade2020s
Change over 10 years×4.2
Projected rank for 2030 (estimate)#21
In France, 2025#567 among girls’ names, 20 births

Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.

Its life, decade by decade

Milly is climbing: the 2020s are already its best decade.

1900195020002020–25
Peak: 69 per million births, 2020s.

What goes with it

In the classroom

In a class of 25 children born in 2025, the chance that another child is called Milly is about 1 in 39.

Around the world

This spelling is used in English, French, German.

In France: #567 for girls in 2025.

Famous people named Milly

From Wikidata and Wikipedia

Good to know

  • Milly-Molly-Mandy is a classic English children's-book heroine (1928-1967); Milly reads as a vintage storybook diminutive in the UK.

Keep exploring

Find names you'll both love, starting with Milly

The one-minute style quiz.

Take the quiz

Or see the Vowel app →