Hanni is a very rare variant of Hannah that peaked in 1980 and has grown less common since.
Hanni is a girl name. In 2025 it ranked #10,395 for girl births in the United States (and #17,631 across all names), given to 9 babies. Hanni was first reported in SSA data in 1976 and peaked in 1980 (34 births).
Girls named Hanni per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1976–2025 · 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