Mills vs Olivia

Baby Name Comparison — 2026

Mills

Boy #2,920 Most Popular 1 Syllable

Meaning

"dweller by the mills, mill worker"

Origin: Old English

Cultural Roots

American English Australian

Quick Stats

Popularity Rank
#2,920
Total SSA Count
43
Syllables
1
Formality
Moderate
Nicknames
Mil, Miy, Miie

Playground Safety Score

✓ All Clear
Full profile for Mills →

Olivia

Girl #1 Most Popular 4 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English Italian American

Quick Stats

Popularity Rank
#1
Total SSA Count
14,718
Syllables
4
Formality
Moderate
Nicknames
Liv, Livvy, Oli

Playground Safety Score

✓ All Clear
Full profile for Olivia →

Popularity Comparison

Mills Rank #2,920
Olivia Rank #1

Olivia is more popular, ranked #1 vs #2920 for Mills.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Mills ___

  • Mills James
  • Mills Harrison
  • Mills Bennett
  • Mills Cooper
  • Mills Edward
  • Mills Thomas

Olivia ___

  • Olivia Rose
  • Olivia Grace
  • Olivia Jane
  • Olivia Mae
  • Olivia Claire
  • Olivia Jade

Sibling Name Ideas

Names that pair well as siblings.

If you choose Mills

Brooks Hayes Reed Palmer Nash

If you choose Olivia

Liam Noah Charlotte Emma Sophia

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Mills or Olivia more popular?

Olivia is more popular, ranked #1 compared to Mills at #2920 in the United States.

What do Mills and Olivia mean?

Mills means "dweller by the mills, mill worker" (Old English origin). Olivia means "olive tree" (Latin origin).

Are Mills and Olivia boy or girl names?

Mills is primarily a boy name. Olivia is primarily a girl name.

More Comparisons

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← Full profile: Mills ← Full profile: Olivia Browse all baby names