Petros vs Poseidon

Baby Name Comparison — 2026

Petros

Boy #5,890 Most Popular 2 Syllables

Meaning

"rock, stone"

Origin: Greek

Cultural Roots

Greek Cypriot Eastern Orthodox Armenian

Quick Stats

Popularity Rank
#5,890
Total SSA Count
16
Syllables
2
Formality
Formal
Nicknames
Pete, Petro

Playground Safety Score

✓ All Clear
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Poseidon

Boy #5,724 Most Popular 3 Syllables

Meaning

"lord of the earth, husband of the earth"

Origin: Proto-Indo-European

Cultural Roots

Greek Modern Western Fantasy

Quick Stats

Popularity Rank
#5,724
Total SSA Count
16
Syllables
3
Formality
Moderate
Nicknames
Posy, Donnie, Don

Playground Safety Score

✓ All Clear
Full profile for Poseidon →

Popularity Comparison

Petros Rank #5,890
Poseidon Rank #5,724

Poseidon is more popular, ranked #5724 vs #5890 for Petros.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Petros ___

  • Petros Alexandros
  • Petros Dimitris
  • Petros Nikos
  • Petros Emmanuel
  • Petros Andreas
  • Petros Vasilis

Poseidon ___

  • Poseidon Atlas
  • Poseidon James
  • Poseidon Alexander
  • Poseidon Cole
  • Poseidon Orion
  • Poseidon Magnus

Sibling Name Ideas

Names that pair well as siblings.

If you choose Petros

Nikos Alexandros Eleni Maria Dimitris

If you choose Poseidon

Zeus Athena Apollo Artemis Hera

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 Petros or Poseidon more popular?

Poseidon is more popular, ranked #5724 compared to Petros at #5890 in the United States.

What do Petros and Poseidon mean?

Petros means "rock, stone" (Greek origin). Poseidon means "lord of the earth, husband of the earth" (Proto-Indo-European origin).

Are Petros and Poseidon boy or girl names?

Petros is primarily a boy name. Poseidon is primarily a boy name.

More Comparisons

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← Full profile: Petros ← Full profile: Poseidon Browse all baby names