Kei: Meaning of Baby Name Kei

Kei Popularity Snapshot

Across the entire US Social Security Administration record (1880–2024), 637 baby boys have been named Kei. The name peaked in 2015 with 33 US births that year (rank #3401). In 2024, ranked #4624 nationally — 1,223 places below its 2015 peak.

Top States for Kei

Based on 1910–2024 US SSA state-level records, the three states with the most Kei births are: California (80).

Other Arthurian-Origin Names Like Kei

If you like Kei's Arthurian origin, consider these related names: Aballach, Accalon, Acheflour, Acheflow, Ade. Browse all Arthurian names →

3-Letter Names Starting with K

Names with Kei's exact length and starting letter: Kai, Kaj, Kam, Kat, Kay.

Quick Facts About Kei

422

Arthurian baby names in our dictionary

304

Arthurian male names

16

3-letter K-names in our dictionary

476

K-male names total

Not in registry

US SSA records — name appears fewer than 5 times in any year

Looking for names like Kei?

A dedicated page with 60+ related names — spelling variants, rhymes, alliterations, same-origin matches, and shared meaning concepts — lives at its own URL so each kind of similarity gets a deeper treatment than fits here.

See all names like Kei →

Compare Kei to Other Popular Names

Side-by-side popularity charts and crossover years for Kei against today's most popular boys-name peers (top 8 by US births in the last 10 years of SSA records).

Kei vs Liam 239,320 births since 2014

Kei vs Noah 230,181 births since 2014

Kei vs Oliver 164,076 births since 2014

Kei vs William 159,918 births since 2014

Kei vs James 157,850 births since 2014

Kei vs Elijah 153,351 births since 2014

Kei vs Benjamin 147,449 births since 2014

Kei vs Lucas 141,302 births since 2014

Compare to a different name →