Callaghan vs Rion

Baby Name Comparison — 2026

Rion

Boy #3,381 Most Popular 2 Syllables

Meaning

"little king"

Origin: Old Irish

Cultural Roots

Irish Japanese English

Quick Stats

Popularity Rank
#3,381
Total SSA Count
35
Syllables
2
Formality
Moderate
Nicknames
Ri

Playground Safety Score

✓ All Clear
Full profile for Rion →

Popularity Comparison

Callaghan Rank #3,457
Rion Rank #3,381

Rion is more popular, ranked #3381 vs #3457 for Callaghan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Callaghan ___

  • Callaghan James
  • Callaghan Patrick
  • Callaghan Sean
  • Callaghan Brendan
  • Callaghan Michael
  • Callaghan Thomas

Rion ___

  • Rion James
  • Rion Patrick
  • Rion Thomas
  • Rion Michael
  • Rion Sean

Sibling Name Ideas

Names that pair well as siblings.

If you choose Callaghan

Finnegan Declan Brigid Siobhan Kieran

If you choose Rion

Finn Cian Niall Aisling Siobhan

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 Callaghan or Rion more popular?

Rion is more popular, ranked #3381 compared to Callaghan at #3457 in the United States.

What do Callaghan and Rion mean?

Callaghan means "lover of churches" (Irish Gaelic origin). Rion means "little king" (Old Irish origin).

Are Callaghan and Rion boy or girl names?

Callaghan is primarily a boy name. Rion is primarily a boy name.

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← Full profile: Callaghan ← Full profile: Rion Browse all baby names