Didem Ezgü (born 29 May 1980), better known by her stage name Petek Dinçöz, is a Turkish singer, former model, actress and TV presenter. She was born in İzmir, Turkey to Esra Suay and Müjdat Fahri Ezgü. Her father died when she was a child and she has a younger brother named Necdet. Dinçöz studied at Gazi Middle School in İzmir and lived in İzmir until the age of 14. She left her formal education to pursue a modelling career. In 1997, she participated in a beauty pageant in Cyprus and finished second.