Lachlan vs Theodore

Baby Name Comparison — 2026

Lachlan

Boy #692 Most Popular 2 Syllables

Meaning

"land of lakes"

Origin: Scottish Gaelic

Cultural Roots

Scottish Australian Irish

Quick Stats

Popularity Rank
#692
Total SSA Count
389
Syllables
2
Formality
Moderate
Nicknames
Lach, Locky, Lachie

Playground Safety Score

✓ All Clear
Full profile for Lachlan →

Popularity Comparison

Lachlan Rank #692
Theodore Rank #4

Theodore is more popular, ranked #4 vs #692 for Lachlan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Lachlan ___

  • Lachlan James
  • Lachlan Ross
  • Lachlan Murray
  • Lachlan Alexander
  • Lachlan David
  • Lachlan William

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 Lachlan

Hamish Fergus Isla Catriona Fraser

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 Lachlan or Theodore more popular?

Theodore is more popular, ranked #4 compared to Lachlan at #692 in the United States.

What do Lachlan and Theodore mean?

Lachlan means "land of lakes" (Scottish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Lachlan and Theodore boy or girl names?

Lachlan is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: Lachlan ← Full profile: Theodore Browse all baby names