Kairos vs Sire

Baby Name Comparison — 2026

Kairos

Boy #1,632 Most Popular 2 Syllables

Meaning

"the opportune or right moment"

Origin: Ancient Greek

Cultural Roots

Greek American Christian

Quick Stats

Popularity Rank
#1,632
Total SSA Count
104
Syllables
2
Formality
Moderate
Nicknames
Kai, Kye

Playground Safety Score

✓ All Clear
Full profile for Kairos →

Popularity Comparison

Kairos Rank #1,632
Sire Rank #1,681

Kairos is more popular, ranked #1632 vs #1681 for Sire.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kairos ___

  • Kairos James
  • Kairos Elias
  • Kairos Roman
  • Kairos Leo
  • Kairos Orion
  • Kairos Thane

Sire ___

  • Sire Jackson
  • Sire James
  • Sire Alexander
  • Sire Emmanuel
  • Sire Xavier
  • Sire Leon

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kairos

Atlas Lyra Zephyr Orion Phaedra

If you choose Sire

Reign Legend Dior Major Royalty

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Kairos or Sire more popular?

Kairos is more popular, ranked #1632 compared to Sire at #1681 in the United States.

What do Kairos and Sire mean?

Kairos means "the opportune or right moment" (Ancient Greek origin). Sire means "lord, father, sovereign" (Old French origin).

Are Kairos and Sire boy or girl names?

Kairos is primarily a boy name. Sire is primarily a boy name.

More Comparisons

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← Full profile: Kairos ← Full profile: Sire Browse all baby names