Jiwoo is a very rare name used for both girls and boys that peaked in 2014 and has grown less common since.
Jiwoo is predominantly a girl name. In 2025 it ranked #12,486 among girls (7) and #12,886 among boys (5) — overall #14,665 across all names. The charts below show girls and boys separately.
Girls named Jiwoo per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2004–2025 · 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
Boys named Jiwoo · 5 in 2025
Boys named Jiwoo per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2004–2025 · 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