Mia vs Riannon

Baby Name Comparison — 2026

Mia

Girl #5 Most Popular 2 Syllables

Meaning

"mine, beloved"

Origin: Scandinavian

Cultural Roots

Italian Scandinavian Spanish

Quick Stats

Popularity Rank
#5
Total SSA Count
12,113
Syllables
2
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Mia →

Popularity Comparison

Mia Rank #5
Riannon Rank #22,179

Mia is more popular, ranked #5 vs #22179 for Riannon.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Mia ___

  • Mia Rose
  • Mia Grace
  • Mia Jane
  • Mia Claire
  • Mia Elizabeth
  • Mia Louise

Riannon ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Mia

Liam Noah Sophia Olivia Ava

If you choose Riannon

No sibling data available yet.

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 Mia or Riannon more popular?

Mia is more popular, ranked #5 compared to Riannon at #22179 in the United States.

What do Mia and Riannon mean?

Mia means "mine, beloved" (Scandinavian origin).

Are Mia and Riannon boy or girl names?

Mia is primarily a girl name. Riannon is primarily a girl name.

More Comparisons

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← Full profile: Mia ← Full profile: Riannon Browse all baby names