Arlin vs Theodore

Baby Name Comparison — 2026

Popularity Comparison

Arlin Rank #2,419
Theodore Rank #4

Theodore is more popular, ranked #4 vs #2419 for Arlin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Arlin ___

  • Arlin James
  • Arlin Lee
  • Arlin Dean
  • Arlin Ray
  • Arlin Wayne
  • Arlin Scott

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Arlin

Garlin Darla Harlan Merle Willa

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Arlin or Theodore more popular?

Theodore is more popular, ranked #4 compared to Arlin at #2419 in the United States.

What do Arlin and Theodore mean?

Arlin means "pledge, oath" (Irish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Arlin and Theodore boy or girl names?

Arlin is primarily a boy name. Theodore is primarily a boy name.

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