Mia vs Sianni

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 →

Sianni

Girl #1,785 Most Popular 3 Syllables

Meaning

"God is gracious"

Origin: Hebrew Yochanan via Welsh Siân

Cultural Roots

Welsh British Modern English

Quick Stats

Popularity Rank
#1,785
Total SSA Count
113
Syllables
3
Formality
Casual
Nicknames
Si, Anni, Nia

Playground Safety Score

✓ All Clear
Full profile for Sianni →

Popularity Comparison

Mia Rank #5
Sianni Rank #1,785

Mia is more popular, ranked #5 vs #1785 for Sianni.

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

Sianni ___

  • Sianni Rose
  • Sianni Grace
  • Sianni Marie
  • Sianni Violet
  • Sianni Belle
  • Sianni Faye

Sibling Name Ideas

Names that pair well as siblings.

If you choose Mia

Liam Noah Sophia Olivia Ava

If you choose Sianni

Eira Nia Rhys Bethan Gethin

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 Sianni more popular?

Mia is more popular, ranked #5 compared to Sianni at #1785 in the United States.

What do Mia and Sianni mean?

Mia means "mine, beloved" (Scandinavian origin). Sianni means "God is gracious" (Hebrew Yochanan via Welsh Siân origin).

Are Mia and Sianni boy or girl names?

Mia is primarily a girl name. Sianni is primarily a girl name.

More Comparisons

Sianni vs Mia Mia vs Sarah Mia vs Anna Mia vs Grace Mia vs Claire
← Full profile: Mia ← Full profile: Sianni Browse all baby names