Jenniah is a very rare variant of Jenna that peaked in 2006 and has since faded.
Jenniah is a girl name. In 2025 it ranked #15,945 for girl births in the United States (and #26,457 across all names), given to 5 babies. Jenniah first appears in 2001 and peaked in 2006 (12 births).
Girls named Jenniah per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2001–2025 · U.S.+territories from SSA territory files (1998–2025)