Alannah vs Siara

Baby Name Comparison — 2026

Alannah

Girl #1,511 Most Popular 3 Syllables

Meaning

"beautiful, lovely"

Origin: Irish Gaelic

Cultural Roots

Irish English American Australian

Quick Stats

Popularity Rank
#1,511
Total SSA Count
143
Syllables
3
Formality
Moderate
Nicknames
Lana, Lannah, Ally

Playground Safety Score

✓ All Clear
Full profile for Alannah →

Siara

Girl #1,708 Most Popular 2 Syllables

Meaning

"dark, black-haired"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#1,708
Total SSA Count
119
Syllables
2
Formality
Moderate
Nicknames
Si, Sia

Playground Safety Score

✓ All Clear
Full profile for Siara →

Popularity Comparison

Alannah Rank #1,511
Siara Rank #1,708

Alannah is more popular, ranked #1511 vs #1708 for Siara.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alannah ___

  • Alannah Rose
  • Alannah Grace
  • Alannah Marie
  • Alannah Claire
  • Alannah Jean
  • Alannah Faye

Siara ___

  • Siara Rose
  • Siara Faye
  • Siara Grace
  • Siara Marie
  • Siara Bridget
  • Siara Maeve

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alannah

Siobhán Niamh Ciarán Fionn Aoife

If you choose Siara

Niamh Aoife Rory Declan Sorcha

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 Alannah or Siara more popular?

Alannah is more popular, ranked #1511 compared to Siara at #1708 in the United States.

What do Alannah and Siara mean?

Alannah means "beautiful, lovely" (Irish Gaelic origin). Siara means "dark, black-haired" (Irish Gaelic origin).

Are Alannah and Siara boy or girl names?

Alannah is primarily a girl name. Siara is primarily a girl name.

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