Flint vs Kasyn

Baby Name Comparison — 2026

Flint

Boy #1,981 Most Popular 1 Syllable

Meaning

"hard grey quartz, fire-making stone"

Origin: Old English

Cultural Roots

English American

Quick Stats

Popularity Rank
#1,981
Total SSA Count
79
Syllables
1
Formality
Casual
Nicknames
Fli, Fly, Flie

Playground Safety Score

✓ All Clear
Full profile for Flint →

Kasyn

Boy #2,055 Most Popular 2 Syllables

Meaning

"vigilant in war"

Origin: Irish

Cultural Roots

American Irish

Quick Stats

Popularity Rank
#2,055
Total SSA Count
73
Syllables
2
Formality
Casual
Nicknames
Kas, Kay

Playground Safety Score

✓ All Clear
Full profile for Kasyn →

Popularity Comparison

Flint Rank #1,981
Kasyn Rank #2,055

Flint is more popular, ranked #1981 vs #2055 for Kasyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Flint ___

  • Flint James
  • Flint William
  • Flint Alexander
  • Flint Robert
  • Flint Henry
  • Flint Thomas

Kasyn ___

  • Kasyn Lee
  • Kasyn James
  • Kasyn Cole
  • Kasyn Ray
  • Kasyn Blake
  • Kasyn Reid

Sibling Name Ideas

Names that pair well as siblings.

If you choose Flint

Slate River Blaze Stone Reed

If you choose Kasyn

Mason Brynn Kaiden Rylee Zane

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 Flint or Kasyn more popular?

Flint is more popular, ranked #1981 compared to Kasyn at #2055 in the United States.

What do Flint and Kasyn mean?

Flint means "hard grey quartz, fire-making stone" (Old English origin). Kasyn means "vigilant in war" (Irish origin).

Are Flint and Kasyn boy or girl names?

Flint is primarily a boy name. Kasyn is primarily a boy name.

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← Full profile: Flint ← Full profile: Kasyn Browse all baby names