Isabella vs Thomias

Baby Name Comparison — 2026

Isabella

Girl #7 Most Popular 4 Syllables

Meaning

"God is my oath"

Origin: Hebrew

Cultural Roots

Italian Spanish English

Quick Stats

Popularity Rank
#7
Total SSA Count
10,770
Syllables
4
Formality
Formal
Nicknames
Bella, Izzy, Isa

Playground Safety Score

✓ All Clear
Full profile for Isabella →

Popularity Comparison

Isabella Rank #7
Thomias Rank #15,684

Isabella is more popular, ranked #7 vs #15684 for Thomias.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isabella ___

  • Isabella Rose
  • Isabella Grace
  • Isabella Marie
  • Isabella Anne
  • Isabella Claire
  • Isabella Louise

Thomias ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Isabella

Sophia Olivia Charlotte Lucas Sebastian

If you choose Thomias

No sibling data available yet.

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 Isabella or Thomias more popular?

Isabella is more popular, ranked #7 compared to Thomias at #15684 in the United States.

What do Isabella and Thomias mean?

Isabella means "God is my oath" (Hebrew origin).

Are Isabella and Thomias boy or girl names?

Isabella is primarily a girl name. Thomias is primarily a boy name.

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← Full profile: Isabella ← Full profile: Thomias Browse all baby names