Spellings
Millie or Mylee?
In the US in 2025, 94% of babies in this name family were spelled Millie and 3% Mylee. Same name, slightly different impression: here are the figures for each spelling.
Millie94% of the family3,353 born in 2025#73 among girls×5 since 2015Mylee3% of the family115 born in 2025#1,758 among girls+32% since 2015Milly3% of the family113 born in 2025#1,777 among girls+28% since 2015
Ten years ago
Millie already led in 2015, with 80% of the family's births; it has 94% in 2025. All spellings together, the family went from 857 to 3,581 births (×4).
| Spelling | 2015 | 2025 | Change |
|---|---|---|---|
| Millie | 682 | 3,353 | ×5 |
| Mylee | 87 | 115 | +32% |
| Milly | 88 | 113 | +28% |
How they sound
- Millie /ˈmɪli/ (MIL-ee)
- Mylee /ˈmaɪli/ (MY-lee)
- Milly /ˈmɪli/ (MIL-ee)
In France
In France in 2025: Millie 45 births (#816 among girls) and Milly 20 births. The other spellings are not given there often enough to be counted.
Sources: Social Security Administration (SSA), Insee (France), 2025 data. How we calculate these figures.
Which spelling is yours?
The one-minute style quiz.