girl's name

Millie-Jo

MIL-ee-JOH (English)

  • Gender Girl
  • Syllables 3
  • Letters 9
  • Births on record 113

Millie-Jo is a girl's name with 3 syllables. In 2024 it was given to 3 babies in England and Wales. It was given to fewer than three babies in the most recent year of published figures for England and Wales.

  • Peaked in England and Wales in 2005, when 12 babies were given the name.
  • It has been falling over the past decade in England and Wales.
  • First appears in birth records in 2002.
  • 3 syllables.

Millie-Jo Over Time

Births per decade in England and Wales, 2000s to 2020s. The striped bar is the 2020s, which so far covers 2020 to 2025.

50
'00 '10 '20
Show the numbers
Births named Millie-Jo by decade in England and Wales
Decade Births
2000s 50
2010s 49
2020s (to 2025) 6

How Popular Is Millie-Jo?

In 2024, Millie-Jo was given to 3 babies in England and Wales. It was given to fewer than three babies in the most recent year of published figures for England and Wales.

Where Millie-Jo Is Used

England & Wales #6,379 3 in 2024
United States as Milliejo #11,904 8 in 2025

The bar shows how near the top of each country's list the name sits, on a scale where #1 fills the row and #1,000 is a sliver. The figures beside it are the real rank and the babies recorded that year.

Figures for England and Wales leave out any name given to fewer than three babies in a year, so a gap means the name fell below that floor rather than went unused. Data & sources.

How Millie-Jo Is Spelled

Birth registers count each spelling separately, so every one has its own ranking.

Spelling What it is Births on record
Milliejo Milliejo is Millie-Jo written as one word, used in the United States, where it ranks #11,904. 8

Names That Peaked Alongside Millie-Jo

These names rose and fell in the same era, which is why they tend to sound like they belong together.

Parents Who Like Millie-Jo Also Like

Names whose popularity has risen and fallen in step with Millie-Jo over the last century — the same taste, a different name.

How to Say Millie-Jo

  • English MIL-ee-JOH

Sibling Names for Millie-Jo

Names from the same era that do not rhyme or share an initial with Millie-Jo — the two things that make a sibling set grate.

Common Questions About Millie-Jo

How popular is the name Millie-Jo?

In 2024, Millie-Jo was given to 3 babies in England and Wales. It was given to fewer than three babies in the most recent year of published figures for England and Wales.

Is Millie-Jo a girl's or a boy's name?

Millie-Jo is given almost entirely to girls in birth records.

How many syllables are in Millie-Jo?

Millie-Jo has 3 syllables.

When was Millie-Jo most popular?

Millie-Jo peaked in 2005, when 12 babies were given the name. It has been falling over the past decade.

Is Millie-Jo a good name?

That is not something records can settle, but they can tell you what you would be choosing. Millie-Jo currently ranks #11,904 in England and Wales. It has been falling over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.