Emma vs Rui

Baby Name Comparison — 2026

Emma

Girl #2 Most Popular 2 Syllables

Meaning

"strength"

Origin: Germanic

Cultural Roots

English German French

Quick Stats

Popularity Rank
#2
Total SSA Count
13,485
Syllables
2
Formality
Moderate
Nicknames
Em, Emmy

Playground Safety Score

✓ All Clear
Full profile for Emma →

Rui

Boy #2,294 Most Popular 2 Syllables

Meaning

"glorious ruler"

Origin: Germanic via Portuguese

Cultural Roots

Portuguese Brazilian Japanese Chinese

Quick Stats

Popularity Rank
#2,294
Total SSA Count
62
Syllables
2
Formality
Moderate
Nicknames
Rui

Playground Safety Score

✓ All Clear
Full profile for Rui →

Popularity Comparison

Emma Rank #2
Rui Rank #2,294

Emma is more popular, ranked #2 vs #2294 for Rui.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Emma ___

  • Emma Rose
  • Emma Grace
  • Emma Jane
  • Emma Louise
  • Emma Kate
  • Emma Marie

Rui ___

  • Rui Antonio
  • Rui Miguel
  • Rui Carlos
  • Rui Alexandre
  • Rui Haruki
  • Rui Eito

Sibling Name Ideas

Names that pair well as siblings.

If you choose Emma

Olivia Charlotte Liam Henry Sophia

If you choose Rui

Ines Ana Diego Mia Sora

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 Emma or Rui more popular?

Emma is more popular, ranked #2 compared to Rui at #2294 in the United States.

What do Emma and Rui mean?

Emma means "strength" (Germanic origin). Rui means "glorious ruler" (Germanic via Portuguese origin).

Are Emma and Rui boy or girl names?

Emma is primarily a girl name. Rui is primarily a boy name.

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← Full profile: Emma ← Full profile: Rui Browse all baby names