Cleo vs Greg

Baby Name Comparison — 2026

Cleo

Boy #4,718 Most Popular 2 Syllables

"short form of Cleopatra"

Origin: Greek

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Boy #4,526 Most Popular 1 Syllable

"watchful, alert"

Origin: Greek

English American European

✓ All Clear

Cleo Rank #4,718

Greg Rank #4,526

Greg is more popular, ranked #4526 vs #4718 for Cleo.

Is Cleo or Greg more popular?

Greg is more popular, ranked #4526 compared to Cleo at #4718 in the United States.

What do Cleo and Greg mean?

Cleo means "short form of Cleopatra" (Greek origin). Greg means "watchful, alert" (Greek origin).

Are Cleo and Greg boy or girl names?

Cleo is primarily a boy name. Greg is primarily a boy name.