Gracious
A modern American creation likely blending the prefix 'De-' with the name Shonna, a variant of Shona or Shawna. It ultimately derives from the Hebrew name Yochanan, meaning 'God is gracious'.
Less common today
Deshonna isn't in the latest US Top 1000. It last peaked at #7,791 in 1993.
US births per 5-year period, 1990βpresent (SSA data).