Marlyn vs Theodore

Baby Name Comparison — 2026

Marlyn

Girl #6,350 Most Popular 2 Syllables

Meaning

"beloved lake; sea of bitterness + lake"

Origin: Hebrew/Welsh

Cultural Roots

English American Welsh

Quick Stats

Popularity Rank
#6,350
Total SSA Count
19
Syllables
2
Formality
Moderate
Nicknames
Mar, Lynn, Marlie

Playground Safety Score

✓ All Clear
Full profile for Marlyn →

Popularity Comparison

Marlyn Rank #6,350
Theodore Rank #4

Theodore is more popular, ranked #4 vs #6350 for Marlyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Marlyn ___

  • Marlyn Rose
  • Marlyn Grace
  • Marlyn Jean
  • Marlyn Anne
  • Marlyn Claire
  • Marlyn Jane

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 Marlyn

Donna Linda Beverly Gary Roger

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 Marlyn or Theodore more popular?

Theodore is more popular, ranked #4 compared to Marlyn at #6350 in the United States.

What do Marlyn and Theodore mean?

Marlyn means "beloved lake; sea of bitterness + lake" (Hebrew/Welsh origin). Theodore means "divine gift" (Greek origin).

Are Marlyn and Theodore boy or girl names?

Marlyn is primarily a girl name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Marlyn Marlyn vs Forest Marlyn vs Miroslava Marlyn vs Nolah Marlyn vs Rashel
← Full profile: Marlyn ← Full profile: Theodore Browse all baby names