Is Kaizen a boy or girl name?
Kaizen is a boy name in the US. In 2024, 9 girls and 602 boys were named Kaizen, so 1.5% were girls. Across 1880–2024, 1.2% of the 2,164 US babies named Kaizen were girls.
- Boy rank, 2024
- #506
- Girl rank, 2024
- #10,624
- Babies named Kaizen since 2004
- 2,164
- Most popular year
- 2024
- 611 babies
Boys and girls named Kaizen, by decade
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 602 | #506 | 9 | #10,624 |
| 2023 | 487 | #587 | 5 | #16,303 |
| 2022 | 257 | #903 | 0 | – |
| 2021 | 158 | #1,220 | 0 | – |
| 2020 | 103 | #1,584 | 7 | #12,758 |
| 2019 | 81 | #1,858 | 5 | #16,701 |
| 2018 | 78 | #1,907 | 0 | – |
| 2017 | 63 | #2,159 | 0 | – |
| 2016 | 51 | #2,494 | 0 | – |
| 2015 | 56 | #2,334 | 0 | – |
| 2014 | 42 | #2,830 | 0 | – |
| 2013 | 34 | #3,233 | 0 | – |
| 2012 | 26 | #3,949 | 0 | – |
| 2011 | 19 | #4,904 | 0 | – |
| 2010 | 15 | #5,888 | 0 | – |
| 2009 | 18 | #5,205 | 0 | – |
| 2008 | 18 | #5,168 | 0 | – |
| 2007 | 11 | #7,344 | 0 | – |
| 2006 | 5 | #13,006 | 0 | – |
| 2005 | 8 | #8,703 | 0 | – |
| 2004 | 6 | #10,655 | 0 | – |
Highest rank
As a boy name, Kaizen reached #506 in 2024. As a girl name, it reached #10,624 in 2024. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 2020s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Kaizen
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.