A reliable meaning for Aizen isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 2007. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Aizen through the years
Babies since 1880
1,934
1,934 boys · 0 girls
Most popular year
2024
223 babies
2025
199
#1,081 for boys
2021–25 vs 2016–20
+87%
Rising fast
Aizen in U.S. Social Security birth records, 2007–2025, per million boys born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
Where it’s given
Most at home inNew York, California, Texas
FewerMore, relative to births Not published
2025 births by state of birth. Tiles are equal-sized so small states stay visible. Highest rates: New York (21), California (36), Texas (29).
By the numbers
In 2025, this name appeared in 199 U.S. birth records for boys, ranking No. 1,081 among boys’ names. Average annual use for boys was 87.5% higher in 2021–2025 than in 2016–2020. In 2025, California had the largest reported state-level birth count for boys with this name (36).
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.