Zadarius is a very rare boys' name that peaked in 2000 and has grown less common since.
Zadarius is a boy name. In 2025 it ranked #13,878 for boy births in the United States (and #28,513 across all names), given to 5 babies. Zadarius first appears in 1997 and peaked in 2000 (8 births).
Boys named Zadarius per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1997–2025 · U.S.+territories from SSA territory files (1998–2025)