Fergus vs Greg

Baby Name Comparison — 2026

Fergus

Boy #4,453 Most Popular 2 Syllables

"man of vigor"

Origin: Old Irish

Scottish Irish English

✓ All Clear

Boy #4,526 Most Popular 1 Syllable

"watchful, alert"

Origin: Greek

English American European

✓ All Clear

Fergus Rank #4,453

Greg Rank #4,526

Fergus is more popular, ranked #4453 vs #4526 for Greg.

Is Fergus or Greg more popular?

Fergus is more popular, ranked #4453 compared to Greg at #4526 in the United States.

What do Fergus and Greg mean?

Fergus means "man of vigor" (Old Irish origin). Greg means "watchful, alert" (Greek origin).

Are Fergus and Greg boy or girl names?

Fergus is primarily a boy name. Greg is primarily a boy name.