Iselynn is a very rare girls' name that was first reported in SSA data in 2023 and is quickly gaining ground.
Iselynn is a girl name. In 2025 it ranked #15,829 for girl births in the United States (and #26,254 across all names), given to 5 babies. Iselynn was first reported in SSA data in 2023 and peaked in 2023 (6 births).
Girls named Iselynn per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2023–2025 · 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