Follower of Christ or giant
A modern American creation likely blending the prefix 'Ty-' with the name Teanna or Tiana. It may draw etymological roots from Tatiana, a Latin name of Sabine origin, or Christiana, meaning 'follower of Christ'.
Less common today
Tyteanna isn't in the latest US Top 1000. It last peaked at #5,886 in 2000.
US births per 5-year period, 1990βpresent (SSA data).