Kain

Meaning: Warrior
Origin: Variant of Kane · from the Irish word for battle (from Irish and Scottish Gaelic)

Boy's name · #1738 in the US (2025) · 2010s wave

Popularity over time

Kain's best rank, #1093, came in 2016; it has settled back to #1738 today. Roughly 3,800 boys have been named Kain since 1973.

Across the states

See where Kain is more common.

Appears in 2020-2025 birth records of 8 states. See the full state-by-state map on this page.

Around the world

See how Kain ranks in other countries and regions.

#1,524 in Ecuador (2025) · #2,701 in Canada (2024).

Famous Kains

Kain Tapper — Finnish sculptor (1930–2004)
Kain O'Keeffe — Australian actor (born 1987)
Kain Colter — American football quarterback
Kain Medrano — American football player (born 2001)
Kain Adom — English footballer (born 2001)

In stories & tradition

Kain — Legacy of Kain (video game series)
Kain R. Heinlein — Garou: Mark of the Wolves (video game)

What Kains become

Among 15 notable people named Kain:

Spellings & nicknames

Together with its spelling variant Cain (#1142), Kain would rank around #862 with about 280 births last year — the newborns split about 66/34 between Cain and Kain.

Similar names: Kaine · Gannon · Cai · Kyran · Kase · Carsen

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

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