Cassian vs Cieyana

Baby Name Comparison — 2026

Cassian

Boy #617 Most Popular 3 Syllables

Meaning

"of the Cassian family (Roman gens)"

Origin: Latin

Cultural Roots

English American European

Quick Stats

Popularity Rank
#617
Total SSA Count
462
Syllables
3
Formality
Moderate
Nicknames
Cass, Cas

Playground Safety Score

✓ All Clear
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Cieyana

Girl #11,684 Most Popular 3 Syllables

Meaning

"possibly ancient (Irish variant of Cianna)"

Origin: Irish

Cultural Roots

American Irish-influenced

Quick Stats

Popularity Rank
#11,684
Total SSA Count
9
Syllables
3
Formality
Casual
Nicknames
Cia, Yani

Playground Safety Score

✓ All Clear
Full profile for Cieyana →

Popularity Comparison

Cassian Rank #617
Cieyana Rank #11,684

Cassian is more popular, ranked #617 vs #11684 for Cieyana.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cassian ___

  • Cassian James
  • Cassian Alexander
  • Cassian Oliver
  • Cassian Alaric
  • Cassian Frederick
  • Cassian Julian

Cieyana ___

  • Cieyana Rose
  • Cieyana Marie
  • Cieyana Grace
  • Cieyana Faith
  • Cieyana Hope

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cassian

Sebastian Dorian Vivienne Isolde Adrian

If you choose Cieyana

Zayden Aria Lyric Phoenix

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 Cassian or Cieyana more popular?

Cassian is more popular, ranked #617 compared to Cieyana at #11684 in the United States.

What do Cassian and Cieyana mean?

Cassian means "of the Cassian family (Roman gens)" (Latin origin). Cieyana means "possibly ancient (Irish variant of Cianna)" (Irish origin).

Are Cassian and Cieyana boy or girl names?

Cassian is primarily a boy name. Cieyana is primarily a girl name.

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← Full profile: Cassian ← Full profile: Cieyana Browse all baby names