Mack vs Bo

Baby Name Comparison — 2026

Mack

Boy #499 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #452 Most Popular 1 Syllable

"to live, to dwell"

Origin: Old Norse

Scandinavian American Chinese

24 High Risk

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

Mack Rank #499

Bo Rank #452

Bo is more popular, ranked #452 vs #499 for Mack.

Is Mack or Bo more popular?

Bo is more popular, ranked #452 compared to Mack at #499 in the United States.

What do Mack and Bo mean?

Mack means "son of" (Scottish Gaelic origin). Bo means "to live, to dwell" (Old Norse origin).

Are Mack and Bo boy or girl names?

Mack is primarily a boy name. Bo is primarily a boy name.