Zeynep Değirmencioğlu (born 12 September 1954) is a Turkish actress.

She was born in Istanbul in 1954. She made her first appearance as a one-year-old baby in "Papatya" and established herself as a childstar with appearances in films like "Duvaklı Göl" and "Fırtına". In 1960 she acted in "Ayşecik". The persona of Ayşecik, a sweet, naive girl became her signature role. In the following years she would act in many films where she would play the Ayşecik persona in different settings. Although she appeared in more mature films, she is known as the most famous child actor in Turkish cinema. She retired from acting in 1974 with Macera Yolu (Adventure Road) as adult themed fare began to dominate the Turkish film industry and general audience fare moved to television.

After retiring from acting, she became a businesswoman. She is widow of Serkan Acar and has two children.