Yizhar Harari (Hebrew: יִזְהַר הֲרָרִי, 16 July 1908 – 1 February 1978) was a Zionist activist and Israeli politician.

Yizhar Harari was born in Jaffa, then under Ottoman rule, to Haim and Yehudit Harari.^[1] He studied political science and journalism at the University of Paris and then law at the Hebrew University of Jerusalem and economics and political science in London, and was certified as a lawyer. His son, Haim Harari, is a physicist. His nephew, Yuval Ne'eman, was also a physicist who went into politics.

In 1933, he worked as a journalist for Haaretz newspaper in London. He was a delegate to several Zionist Congresses, a member of the Zionist Actions Committee. From 1945 to 1949 he was a member of the Supreme Committee to Manage Illegal Immigration. He was a member of Supreme Command of the Haganah and later a lieutenant colonel in the IDF.

He was elected to the first through fourth Knessets for the Progressive Party, which later merged into the Israeli Liberal Party, for which he was elected to the fifth Knesset. During the fifth Knesset he refused to accept his party's merger into Gahal and, along with six other members (including Moshe Kol), formed the Independent Liberals party. In 1968, Harari resigned from the Independent Liberals and joined the Labor Party, which merged into the Alignment, for which he was elected to the seventh Knesset. He was chairman of the House Committee during the first Knesset, and was also member of the Foreign Affairs & Defense Committee and the Constitution, Law and Justice Committee.