Jack vs Alexander

Baby Name Comparison — 2026

Jack

Boy #15 Most Popular 1 Syllable

"supplanter"

Origin: Hebrew

English Irish American Australian

✓ All Clear

Boy #27 Most Popular 4 Syllables

"defender of men"

Origin: Greek alexein and aner

Greek English Russian Scottish German

✓ All Clear

Jack Rank #15

Alexander Rank #27

Jack is more popular, ranked #15 vs #27 for Alexander.

Is Jack or Alexander more popular?

Jack is more popular, ranked #15 compared to Alexander at #27 in the United States.

What do Jack and Alexander mean?

Jack means "supplanter" (Hebrew origin). Alexander means "defender of men" (Greek alexein and aner origin).

Are Jack and Alexander boy or girl names?

Jack is primarily a boy name. Alexander is primarily a boy name.