Cathy
Meaning
"pure"
Origin: Greek katharos
Cultural Roots
Quick Stats
- Popularity Rank
- #6,151
- Total SSA Count
- 20
- Syllables
- 2
- Formality
- Casual
- Nicknames
- Cat
Baby Name Comparison — 2026
"pure"
Origin: Greek katharos
"reborn, born again"
Origin: Latin via French
Cathy is more popular, ranked #6151 vs #39338 for Renne.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
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Cathy is more popular, ranked #6151 compared to Renne at #39338 in the United States.
Cathy means "pure" (Greek katharos origin). Renne means "reborn, born again" (Latin via French origin).
Cathy is primarily a girl name. Renne is primarily a boy name.