Kaisen
A boys’ name of Japanese origin, meaning ocean battle; sea warfare.
Babies a year
136
the US, 2017
Rarity
Rare
among names in use
US popularity
#800
up from #899
UK popularity
#3684
5 babies
How Kaisen has moved
View as table
| Year | US rank |
|---|---|
| 2022 | #909 |
| 2023 | #934 |
| 2024 | #899 |
| 2025 | #800 |
In 2025, 5 babies in England and Wales were named Kaisen. In the US, 136 were, though that figure is from 2017 — the most recent full year we hold.
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