Sullivan vs Jax

Baby Name Comparison — 2026

Popularity Comparison

Sullivan Rank #340
Jax Rank #315

Jax is more popular, ranked #315 vs #340 for Sullivan.

Frequently Asked Questions

Is Sullivan or Jax more popular?

Jax is more popular, ranked #315 compared to Sullivan at #340 in the United States.

What do Sullivan and Jax mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Sullivan and Jax boy or girl names?

Sullivan is primarily a boy name. Jax is primarily a boy name.

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