Likely a modern elaboration of Tanya or Anastasia
Tanazia is a contemporary American name, likely created as a rhythmic variation of Tanya or a creative blend involving the name Anastasia. It follows the late 20th-century trend of adding melodic prefixes and suffixes to established names to create a unique identity.
Less common today
Tanazia isn't in the latest US Top 1000. It last peaked at #7,520 in 1996.
US births per 5-year period, 1990βpresent (SSA data).