Kay vs Nix

Baby Name Comparison — 2026

Popularity Comparison

Kay Rank #3,887
Nix Rank #6,268

Kay is more popular, ranked #3887 vs #6268 for Nix.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kay ___

  • Kay Louise
  • Kay Anne
  • Kay Marie
  • Kay Elizabeth
  • Kay Margaret
  • Kay Elise

Nix ___

  • Nix Alexander
  • Nix James
  • Nix Thomas
  • Nix Oliver
  • Nix Henry
  • Nix River

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kay

Lee Dale Jo Quinn Brooks

If you choose Nix

Zara Jax Luna Mav Wren

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 Kay or Nix more popular?

Kay is more popular, ranked #3887 compared to Nix at #6268 in the United States.

What do Kay and Nix mean?

Kay means "pure, clean" (Greek via Katherine origin). Nix means "water sprite, water spirit" (Germanic origin).

Are Kay and Nix boy or girl names?

Kay is primarily a girl name. Nix is primarily a boy name.

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← Full profile: Kay ← Full profile: Nix Browse all baby names