Zvi Zilker (13 March 1933 – 18 November 2021) was an Israeli politician who served as the fourth and sixth mayor of Ashdod.

He did his national military service in the Israel Defense Forces as the commander of an anti-aircraft battery in the Israeli Air Force, and completed his service with the rank of lieutenant colonel.

He was elected mayor of Ashdod in 1969, and served in this position until 1983, when he was replaced by Aryeh Azulai.

During his career, he also served as Chairman of the Finance Committee of the Union of Local Authorities, and a member of the Ports and Railways Council.

In March 1989, he was again elected mayor of Ashdod, and served until 2008, when he was replaced by Yehiel Lasri.