Aspen vs Caius

Baby Name Comparison — 2026

Aspen

Girl #265 Most Popular 2 Syllables

Meaning

"aspen tree"

Origin: Old English æspe

Cultural Roots

English American

Quick Stats

Popularity Rank
#265
Total SSA Count
1,198
Syllables
2
Formality
Casual
Nicknames
Asp, Penny

Playground Safety Score

✓ All Clear
Full profile for Aspen →

Caius

Boy #1,063 Most Popular 2 Syllables

Meaning

"to rejoice, joyful"

Origin: Latin

Cultural Roots

Roman British European American

Quick Stats

Popularity Rank
#1,063
Total SSA Count
205
Syllables
2
Formality
Formal
Nicknames
Cai, Kai

Playground Safety Score

✓ All Clear
Full profile for Caius →

Popularity Comparison

Aspen Rank #265
Caius Rank #1,063

Aspen is more popular, ranked #265 vs #1063 for Caius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Aspen ___

  • Aspen Rose
  • Aspen Grace
  • Aspen Jade
  • Aspen River
  • Aspen Fern
  • Aspen Snow

Caius ___

  • Caius James
  • Caius John
  • Caius Edward
  • Caius William
  • Caius Alexander
  • Caius Thomas

Sibling Name Ideas

Names that pair well as siblings.

If you choose Aspen

Willow Cedar Sage Birch Juniper

If you choose Caius

Livia Augustus Felix Octavia Marcus

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 Aspen or Caius more popular?

Aspen is more popular, ranked #265 compared to Caius at #1063 in the United States.

What do Aspen and Caius mean?

Aspen means "aspen tree" (Old English æspe origin). Caius means "to rejoice, joyful" (Latin origin).

Are Aspen and Caius boy or girl names?

Aspen is primarily a girl name. Caius is primarily a boy name.

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← Full profile: Aspen ← Full profile: Caius Browse all baby names