Abraham Katzir (Hebrew : אברהם קציר ; born 1941 in Jerusalem, Israel) is a Professor of Physics at Tel Aviv University, holding the Carol and Mel Taub Chair in Applied Medical Physics. He is the son of Professor Aharon Katzir, also a scientist, who was killed in 1972 in Ben-Gurion Airport by Japanese terrorists. His uncle, Professor Ephraim Katzir, was the President of Israel.