Name comparison · boy names
Kaiden vs. Kaizen
In 2025, Kaiden leads at #237 among U.S. boys' names, with Kaizen at #364. The full 145-year picture below shows how the two names got here.
Popularity since 1880
Head to head
| Metric | Kaiden | Kaizen |
|---|---|---|
| Trend | Falling | Rising |
| 2025 rank | #237 | #364 |
| Babies in 2025 | 1,476 | 895 |
| All-time peak | #122 in 2013 | #364 in 2025 |
| Uniqueness score | 30 / 100 | 36 / 100 |
| Strongest state | Mississippi (#79) | Hawaii (#90) |