Unknown; possibly a modern blend or variant of Dashan.
Dashana is a rare contemporary name with an unclear etymology. It may have emerged as a feminine elaboration of the name Dashan or as a creative blend of popular sounds found in names like Dasha and Shana. Due to its rarity, it does not have a single established historical meaning.
Less common today
Dashana isn't in the latest US Top 1000. It last peaked at #5,879 in 1994.
US births per 5-year period, 1990βpresent (SSA data).