Yuval Diskin (Hebrew: יובל דיסקין) (born 1956) was the 12th Director of Shabak (frequently referred to as Shin Bet) (from 2005 to 2011).
In the Israel Defense Forces, Diskin served as deputy company commander of Sayeret Shaked (the command Sayeret of the Israeli Southern Command). In 1978, he was recruited to the Shabak and served as area coordinator for the Nablus district. During the 1982 Lebanon War, Diskin operated in Beirut and Sidon.
In 1984, he became the coordinator of Nablus District, and by 1989, also the Jenin and Tulkarm districts. In 1990, he was appointed Department head in the Shabak's Arab Affairs Branch. In 1994, he became the head of the Arab Affairs Branch.