Ora Kedem (; 2 July 1924 â 23 February 2026) was an Austrian-born Israeli chemist who was a professor at the Weizmann Institute of Science and Ben-Gurion University of the Negev, and a recipient of the 1961 Israel Prize for life sciences.
In 2005, she was elected a member of the National Academy of Engineering for contributions to the thermodynamics of irreversible transport processes and the development of separation processes for the treatment of water and wastewater.
Kedem died in February 2026, at the age of 101.