Iona vs Reilly

Baby Name Comparison — 2026

Iona

Girl #2,771 Most Popular 3 Syllables

Meaning

"island (of Saint Columba)"

Origin: Scottish Gaelic place name

Cultural Roots

Scottish Irish Welsh British Christian

Quick Stats

Popularity Rank
#2,771
Total SSA Count
61
Syllables
3
Formality
Moderate
Nicknames
Io, Ona

Playground Safety Score

✓ All Clear
Full profile for Iona →

Reilly

Girl #2,728 Most Popular 2 Syllables

Meaning

"courageous, valiant"

Origin: Irish Gaelic

Cultural Roots

Irish American Australian

Quick Stats

Popularity Rank
#2,728
Total SSA Count
63
Syllables
2
Formality
Casual
Nicknames
Rei, Reil

Playground Safety Score

✓ All Clear
Full profile for Reilly →

Popularity Comparison

Iona Rank #2,771
Reilly Rank #2,728

Reilly is more popular, ranked #2728 vs #2771 for Iona.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Iona ___

  • Iona Rose
  • Iona May
  • Iona Grace
  • Iona Jean
  • Iona Claire
  • Iona Maeve

Reilly ___

  • Reilly Grace
  • Reilly Ann
  • Reilly Mae
  • Reilly Kate
  • Reilly Claire
  • Reilly Rose

Sibling Name Ideas

Names that pair well as siblings.

If you choose Iona

Isla Skye Rhona Ailsa Callum

If you choose Reilly

Finn Caitlin Declan Sienna Aidan

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 Iona or Reilly more popular?

Reilly is more popular, ranked #2728 compared to Iona at #2771 in the United States.

What do Iona and Reilly mean?

Iona means "island (of Saint Columba)" (Scottish Gaelic place name origin). Reilly means "courageous, valiant" (Irish Gaelic origin).

Are Iona and Reilly boy or girl names?

Iona is primarily a girl name. Reilly is primarily a girl name.

More Comparisons

Reilly vs Iona Iona vs Wylie Iona vs Keegan Iona vs Aven Iona vs Gracyn
← Full profile: Iona ← Full profile: Reilly Browse all baby names