Jack

“Variant of John — God is gracious” — Hebrew via Greek, Latin, and Old French origin

Boy's name · #15 in the US (2025) · Comeback

Jack has appeared in US records since 1880 — best rank #11 (2021) · 756,943 babies named Jack all-time · 1 in 200 boys born in 2025.

Around the world: #2 in N. Ireland (2025) · #2 in Ireland (2025) · #8 in Australia (VIC) (2025) · #8 in New Zealand (2025) · #10 in Australia (NSW) (2025).

Appears in 2020-2025 birth records of 51 states. See the full state-by-state map on this page.

Famous Jacks

Jack London — American author, journalist and social activist (1876–1916)
Jack Nicholson — American actor and filmmaker (born 1937)
Jack Kerouac — American writer (1922–1969)
Jack Ma — Chinese businessman
Jack Black — American actor, comedian, singer, musician and producer (born 1969)

In stories & tradition

Captain Jack Sparrow — Pirates of the Caribbean · Pirates of the Caribbean: The Curse of the Black Pearl
Jack Shephard — Lost
Jack O'Neill — Stargate SG-1 · Stargate Atlantis

What Jacks become

Among 8,438 notable people named Jack:

Athletes appear 2.44× more often than among typical names — e.g. Jack Wilshere, English association football player (born 1992).

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.