Diellza is a very rare girls' name that peaked in 2025 and has grown less common since.
Diellza is a girl name. In 2025 it ranked #11,187 for girl births in the United States (and #18,862 across all names), given to 8 babies. Diellza was first reported in SSA data in 1999 and peaked in 2025 (8 births).
Girls named Diellza per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1999–2025 · 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