Unknown; likely a modern American invented name.
Tyauna is a contemporary American name, likely created as a phonetic variation of names like Tiana or Shauna. It does not have a documented historical etymology or a traditional meaning in major language groups. It is often chosen for its unique sound and rhythmic quality.
Less common today
Tyauna isn't in the latest US Top 1000. It last peaked at #5,224 in 2002.
US births per 5-year period, 1990βpresent (SSA data).