Janus is a very rare variant of Janis that peaked in 1956 and has since faded.
Janus is predominantly a girl name. It last appears in U.S. records in 2019. Janus was first reported in SSA data in 1922 and peaked in 1956 (16 births).
Girls named Janus per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1922–2019 · U.S.+territories from SSA territory files (1998–2019) · 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 Janus
Boys named Janus per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1922–2019 · U.S.+territories from SSA territory files (1998–2019) · 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