Pure
Karinna is a variant of Karina, which itself is a diminutive of Katherine. It carries the long-standing association with purity and clarity that has defined the Katherine family of names for centuries.
Less common today
Karinna isn't in the latest US Top 1000. It last peaked at #3,059 in 1995.
Renowned Russian human rights lawyer
US births per 5-year period, 1990βpresent (SSA data).