Gary vs Brennan

Baby Name Comparison — 2026

Gary

Boy #1,133 Most Popular 2 Syllables

"spear ruler"

Origin: Germanic

American English Irish

12 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Gary' can be twisted to 'scary'"}

Boy #1,058 Most Popular 2 Syllables

"descendant of Braonán, tearful one"

Origin: Irish Gaelic

Irish American Scottish

✓ All Clear

Gary Rank #1,133

Brennan Rank #1,058

Brennan is more popular, ranked #1058 vs #1133 for Gary.

Is Gary or Brennan more popular?

Brennan is more popular, ranked #1058 compared to Gary at #1133 in the United States.

What do Gary and Brennan mean?

Gary means "spear ruler" (Germanic origin). Brennan means "descendant of Braonán, tearful one" (Irish Gaelic origin).

Are Gary and Brennan boy or girl names?

Gary is primarily a boy name. Brennan is primarily a boy name.