Kayzen
Boy name · #2935 in 2025 · Very rare
How old is the name Kayzen? In official American birth records, Kayzen has been tracked continuously since 2011, giving it 14 years of documented American history.
In 2025, 43 baby boys were named Kayzen, placing it at #2935 in the official national rankings. A decade ago it stood at #8744, so the name has been rising over the past ten years. Roughly one in every 41,860 boys born in 2025 was named Kayzen.
Babies named Kayzen per year. Source: Official national birth records.
The 14-year story
Kayzen first appears in the Social Security records in 2011, when 8 boys received the name. Its all-time peak is essentially right now: 2025, with 43 babies and a rank of #2884. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Kayzen against up to 5 other names.
Uniqueness: will there be another Kayzen in class?
On our rarity read — which blends how common Kayzen is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kayzen will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kayzen is most common
State-level data for Kayzen is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Kayzen
Statistically, parents drawn to Kayzen tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kyzen, Hayzen, Kairen, Khyren, and Kashten.
KyzenHayzenKairenKhyrenKashtenKowenThorenZayven
Rank history (last 25 years)
| Year | Babies named Kayzen | Rank |
|---|---|---|
| 2025 | 43 | #2884 |
| 2024 | 32 | #3524 |
| 2023 | 28 | #3883 |
| 2022 | 12 | #6828 |
| 2021 | 14 | #6032 |
| 2020 | 9 | #8067 |
| 2019 | 10 | #7643 |
| 2018 | 17 | #5320 |
| 2017 | 7 | #9696 |
| 2016 | 11 | #7157 |
| 2015 | 8 | #8744 |
| 2014 | 8 | #8781 |
| 2013 | 10 | #7537 |
| 2012 | 9 | #8158 |
| 2011 | 8 | #8767 |
Frequently asked questions
How old is the name Kayzen?
In official American birth records, the name Kayzen first appeared in 2011 (over 14 years ago), when 8 newborn boys received the name. It has been tracked in modern national records for 14 years.
Is Kayzen a popular boy name?
Kayzen ranked #2935 among boys in 2025 with 43 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #8744.
When was the name Kayzen most popular?
Kayzen peaked in 2025, when 43 American boys received the name (ranked #2884 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Kayzen?
In 2025, roughly 1 in 41,860 newborn American boys was named Kayzen. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.