Yehoshua Zettler (July 15, 1917 – May 20, 2009; last name also spelled as Zeitler) was an Israeli who served as the Jerusalem commander of the Jewish paramilitary group Lehi, often called the Stern Gang.
He conceived and planned the September 17, 1948, assassination of Swedish Count Folke Bernadotte, who was representing the United Nations Security Council as a mediator in the aftermath of the 1948 Arab–Israeli War.