Thaleia is a very rare variant of Thalia that peaked in 2015 and remains in steady use.
Thaleia is a girl name. In 2025 it ranked #14,770 for girl births in the United States (and #24,459 across all names), given to 6 babies. Thaleia was first reported in SSA data in 2003 and peaked in 2015 (10 births).
Girls named Thaleia per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2003–2025 · 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