Daniella Kertesz (Hebrew: דניאלה קרטס; March 11, 1989) is an Israeli actress.
She is best known for her role as "Segen" in the 2013 film World War Z. She also stars in the role of Onie in the psychological thriller/horror movie feature film AfterDeath, set to come out in 2015.
Kertesz was born in Ramat HaSharon, Israel. Her father, Gabriel Kertesz, is an architect who works on preserving historical neighborhoods and landmarks. He moved to Israel from Transylvania when he was nine. Her mother, Dorothy, is an English teacher. She moved to Israel from Belgium when she was 20. She is the youngest child in her family. Her father was in an anti-aircraft unit in the Israeli Defense Forces, and her brother is a pilot.