Cathy vs Rey

Baby Name Comparison — 2026

Popularity Comparison

Cathy Rank #6,151
Rey Rank #823

Rey is more popular, ranked #823 vs #6151 for Cathy.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cathy ___

  • Cathy Ann
  • Cathy Marie
  • Cathy Jane
  • Cathy Louise
  • Cathy Lynn

Rey ___

  • Rey Alexander
  • Rey Miguel
  • Rey Antonio
  • Rey James
  • Rey Cruz
  • Rey Luis

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cathy

Patty Judy Linda Bobby Danny

If you choose Rey

Luna Sol Diego Valentina Marco

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 Cathy or Rey more popular?

Rey is more popular, ranked #823 compared to Cathy at #6151 in the United States.

What do Cathy and Rey mean?

Cathy means "pure" (Greek katharos origin). Rey means "king" (Spanish origin).

Are Cathy and Rey boy or girl names?

Cathy is primarily a girl name. Rey is primarily a boy name.

More Comparisons

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