Deegan vs Niall

Baby Name Comparison — 2026

Deegan

Boy #1,678 Most Popular 2 Syllables

Meaning

"descendant of the black-haired one"

Origin: Irish Gaelic

Cultural Roots

Irish American Australian

Quick Stats

Popularity Rank
#1,678
Total SSA Count
100
Syllables
2
Formality
Casual
Nicknames
Dee, Deeg

Playground Safety Score

✓ All Clear
Full profile for Deegan →

Niall

Boy #1,586 Most Popular 1 Syllable

Meaning

"champion"

Origin: Old Irish

Cultural Roots

Irish Scottish English

Quick Stats

Popularity Rank
#1,586
Total SSA Count
109
Syllables
1
Formality
Moderate
Nicknames
Nia, Niy, Niie

Playground Safety Score

✓ All Clear
Full profile for Niall →

Popularity Comparison

Deegan Rank #1,678
Niall Rank #1,586

Niall is more popular, ranked #1586 vs #1678 for Deegan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Deegan ___

  • Deegan James
  • Deegan Patrick
  • Deegan Cole
  • Deegan Ryan
  • Deegan John
  • Deegan Quinn

Niall ___

  • Niall James
  • Niall Patrick
  • Niall Brendan
  • Niall Cormac
  • Niall Finn
  • Niall Declan

Sibling Name Ideas

Names that pair well as siblings.

If you choose Deegan

Keegan Ronan Callum Regan Tiernan

If you choose Niall

Cormac Fionn Brigid Aoife Ciaran

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 Deegan or Niall more popular?

Niall is more popular, ranked #1586 compared to Deegan at #1678 in the United States.

What do Deegan and Niall mean?

Deegan means "descendant of the black-haired one" (Irish Gaelic origin). Niall means "champion" (Old Irish origin).

Are Deegan and Niall boy or girl names?

Deegan is primarily a boy name. Niall is primarily a boy name.

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← Full profile: Deegan ← Full profile: Niall Browse all baby names