Koba is a very rare variant of Kobe that peaked in 2018 and remains in steady use.
Koba is a boy name. In 2025 it ranked #11,417 for boy births in the United States (and #23,512 across all names), given to 6 babies. Koba was first reported in SSA data in 2015 and peaked in 2018 (9 births).
Boys named Koba per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2015–2025 · 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