Amelia vs Theresa

Baby Name Comparison — 2026

Amelia

Girl #3 Most Popular 4 Syllables

Meaning

"work, industriousness"

Origin: Germanic

Cultural Roots

English German Spanish

Quick Stats

Popularity Rank
#3
Total SSA Count
12,740
Syllables
4
Formality
Formal
Nicknames
Amy, Millie, Mel

Playground Safety Score

✓ All Clear
Full profile for Amelia →

Theresa

Girl #1,501 Most Popular 3 Syllables

Meaning

"to harvest, reaper"

Origin: Greek

Cultural Roots

Spanish Italian German English Portuguese

Quick Stats

Popularity Rank
#1,501
Total SSA Count
145
Syllables
3
Formality
Moderate
Nicknames
Terry, Terri, Tess

Playground Safety Score

✓ All Clear
Full profile for Theresa →

Popularity Comparison

Amelia Rank #3
Theresa Rank #1,501

Amelia is more popular, ranked #3 vs #1501 for Theresa.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Amelia ___

  • Amelia Rose
  • Amelia Grace
  • Amelia Jane
  • Amelia Kate
  • Amelia Anne
  • Amelia Louise

Theresa ___

  • Theresa Marie
  • Theresa Ann
  • Theresa Grace
  • Theresa Rose
  • Theresa Louise
  • Theresa Claire

Sibling Name Ideas

Names that pair well as siblings.

If you choose Amelia

Oliver Henry Theodore Charlotte Sophia

If you choose Theresa

Margaret Catherine Bernard Frances Joseph

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 Amelia or Theresa more popular?

Amelia is more popular, ranked #3 compared to Theresa at #1501 in the United States.

What do Amelia and Theresa mean?

Amelia means "work, industriousness" (Germanic origin). Theresa means "to harvest, reaper" (Greek origin).

Are Amelia and Theresa boy or girl names?

Amelia is primarily a girl name. Theresa is primarily a girl name.

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← Full profile: Amelia ← Full profile: Theresa Browse all baby names