Maria-Anastasia "Marianna" Efstratiou (Greek: Μαρία-Αναστασία "Μαριάννα" Ευστρατίου; born 17 April 1955 in Athens) is a Greek singer, connected on several occasions with the Eurovision Song Contest.
Efstratiou won the Greek national song contest in 1989, overcoming Greek superstar Anna Vissi, and represented Greece in Lausanne with To Diko Sou Asteri.
[2] Efstratiou sang three songs in the semi-finals of the Greek national contest in 1998, but none of them qualified for the final.
[3] She has worked with Mimis Plessas and she also appeared on stage on several occasions.
Her debut album features her cover of Twist in My Sobriety, originally sung by Tanita Tikaram.