Brennan vs Gary

Baby Name Comparison — 2026

Brennan

Boy #1,058 Most Popular 2 Syllables

"descendant of Braonán, tearful one"

Origin: Irish Gaelic

Irish American Scottish

✓ All Clear

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'"}

Brennan Rank #1,058

Gary Rank #1,133

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

Is Brennan or Gary more popular?

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

What do Brennan and Gary mean?

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

Are Brennan and Gary boy or girl names?

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