Kaizen

What Kaizen means

Meaning not yet sourced. Wiktionary has no word-by-word meaning for Kaizen yet, and we don’t write our own.

Editor’s note More popular in the US than England & Wales: #364 vs #1,226 in 2025 Worked out from the official US and England & Wales counts, not a meaning.

How popular is Kaizen?

US: Rising: up from #2328 in 2015. England & Wales: New in the last 10 years.

Biggest US share so far: 2025, when 895 boys got the name (#364 that year). First in the US records in 2004.

How common

• About 1 in 1,908 baby boys in the US in 2025
• About 1 in 11,823 baby boys in England and Wales in 2025

“1 in N” divides by all listed births for that sex. The US list leaves out names given to fewer than 5 babies, and the UK lists leave out names given to 2 or fewer, so the real figure is a little rarer than shown.

Where in the US

Most popular in HI (3.43 per 1,000 boys), MS (2.21 per 1,000 boys), DE (1.7 per 1,000 boys) in 2025.

SSA state data, 2025. Share of all listed boys born in each state.

US vs UK

Kaizen is #364 in the US and #1226 in England & Wales (2025).

Same sex as this page (boys). SSA (US), ONS (England and Wales), NRS (Scotland).

Boy or girl?

In 2025, 99.4% of US babies named Kaizen were boys.

Counts below the publishing threshold (US 5, UK 3) are not included.

Other spellings

Other spellings parents chose in 2025

• Kaysen772 US · 6 E&W
• Kasen622 US · 12 E&W
• Kaison557 US · 27 E&W
• Kaisen311 US · 5 E&W
• Kaycen235 US · 3 E&W
• Kacen109 US · 3 E&W
• Kyzen91 US
• Kaisyn81 US

Names that sound the same and differ by a letter or two, with baby counts for the same sex. US and E&W counts.

If you like Kaizen

Boys

• Ace#164Editor’s note Climbing fast in the US: #419 in 2015, #164 in 2025
• Charlie#145Editor’s note More popular in England & Wales than the US: #22 vs #145 in 2025
• Roman#42Editor’s note Climbing fast in the US: #102 in 2015, #42 in 2025
• Santiago#26Spanish form of James, meaning “May He Heel”^*
• Waylon#56Editor’s note Climbing fast in the US: #222 in 2015, #56 in 2025
• Kash#286Editor’s note Up from #382 in 2015 to #286 in 2025 in the US

For a sister

• Lucia#83Variant of Lucy, meaning “light”^*
• Aylani#293Editor’s note Climbing fast in the US: #3,595 in 2015, #293 in 2025
• Ada#219“noble”^*
• Ayla#77Editor’s note First shows up in US records in 1963, with 6 babies
• Elsie#123Diminutive of Alison, meaning “of noble kind”^*
• Eloise#49Editor’s note Climbing fast in the US: #254 in 2015, #49 in 2025. 6 letters, starting with a vowel

Picked from the US top 1,000 in 2025: names Wiktionary also files under where there are enough, topped up with common names whose US popularity since 1990 rose and fell most like Kaizen’s. Place names are only included if they are in the top 300. Rank is US 2025.