Kasai is a rare boys' name that peaked in 2025 and has grown less common since.
Kasai is predominantly a boy name. In 2025 it ranked #639 among boys (437) and #12,529 among girls (7) — overall #1,277 across all names. The charts below show girls and boys separately.
Boys named Kasai per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1996–2025 · U.S.+territories from SSA territory files (1998–2025) · SSA publishes a name only in years it was given to at least 5 babies, so a name may have been in use before — or between — the years shown here
Girls named Kasai · 7 in 2025
Girls named Kasai per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1996–2025 · U.S.+territories from SSA territory files (1998–2025) · SSA publishes a name only in years it was given to at least 5 babies, so a name may have been in use before — or between — the years shown here