Isabelly is a very rare variant of Isabella that peaked in 2007 and has grown less common since.
Isabelly is a girl name. In 2025 it ranked #13,868 for girl births in the United States (and #23,083 across all names), given to 6 babies. Isabelly was first reported in SSA data in 2006 and peaked in 2007 (16 births).
Girls named Isabelly per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2006–2025 · 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