Millie

What Millie means

Meaning not yet sourced. Wiktionary has no word-by-word meaning for Millie yet, and we don’t write our own.

Editor’s note Climbing fast in the US: #469 in 2015, #73 in 2025 Worked out from the official US and England & Wales counts, not a meaning.

How popular is Millie?

US: Rising: up from #469 in 2015. England & Wales: Falling: down from #30 in 2015.

Biggest US share so far: 2025, when 3,353 girls got the name (#73 that year). First in the US records in 1880.

How common

• About 1 in 479 baby girls in the US in 2025
• About 1 in 235 baby girls in England and Wales in 2025
• About 1 in 92 baby girls in Scotland in 2025

“1 in N” divides by all listed births for that sex. The US list leaves out names given to fewer than 5 babies, and the UK lists leave out names given to 2 or fewer, so the real figure is a little rarer than shown.

Where in the US

Most popular in WY (13.56 per 1,000 girls), MT (7.43 per 1,000 girls), ND (7.41 per 1,000 girls) in 2025.

SSA state data, 2025. Share of all listed girls born in each state.

US vs UK

Millie is #73 in the US and #36 in England & Wales (2025).

Same sex as this page (girls). SSA (US), ONS (England and Wales), NRS (Scotland).

Boy or girl?

In 2025, 99.9+% of US babies named Millie were girls.

Counts below the publishing threshold (US 5, UK 3) are not included.

Other spellings

Other spellings parents chose in 2025

• Mollie212 US · 192 E&W
• Mylie58 US · 27 E&W
• Maylie57 US · 3 E&W
• Mallie54 US · 3 E&W
• Maelie43 US · 3 E&W
• Mellie15 US
• Malie10 US
• Milia8 US

Names that sound the same and differ by a letter or two, with baby counts for the same sex. US and E&W counts.

Spelling variants on Wiktionary

• Milly

Listed as alternative forms on Wiktionary.

If you like Millie

Girls

• Aurora#15Italian, from Latin Aurōra, meaning “dawn, sunrise”^*
• Ember#154Editor’s note Climbing fast in the US: #366 in 2015, #154 in 2025
• Esther#119“star”^*
• Magnolia#124Editor’s note Climbing fast in the US: #634 in 2015, #124 in 2025
• Iris#61“rainbow”^*
• Eloise#49Editor’s note Climbing fast in the US: #254 in 2015, #49 in 2025. 6 letters, starting with a vowel

For a brother

• Adriel#84“flock of God”^*
• Thiago#50Portuguese, meaning “natal, relating to birth”^*
• Hayes#162“brushwood”^*
• Miles#44Editor’s note Climbing fast in the US: #107 in 2015, #44 in 2025
• Arlo#148Editor’s note More popular in England & Wales than the US: #15 vs #148 in 2025
• Leo#19“lion”^*

Picked from the US top 1,000 in 2025: names Wiktionary also files under where there are enough, topped up with common names whose US popularity since 1990 rose and fell most like Millie’s. Place names are only included if they are in the top 300. Rank is US 2025.