Katariina Souri
- Birthday: 1968-10-27
- Place of birth: Helsinki, Finland
- Also know as: Kata Kärkkäinen
She is a writer and actress, known for Minä ja Morrison (2001), Vares - Pahan suudelma (2011) and Samppanjaa ja vaahtokarkkeja (1995). She was previously known as Kata Kärkkäinen. Souri is Playboy Playmate of the Month December 1988.
