Yakov Zak
Yakov Izrailevich Zak (Ukrainian: Яків Ізраїлович Зак), (Russian: Яков Израилевич Зак), Jiakov Israilevič Sak; Odessa, 20 November [O.S. 7 November] 1913 – Moscow, 28 June 1976) was a Soviet pianist and teacher of Jewish extraction.
Yakov Izrailevich Zak (Ukrainian: Яків Ізраїлович Зак), (Russian: Яков Израилевич Зак), Jiakov Israilevič Sak; Odessa, 20 November [O.S. 7 November] 1913 – Moscow, 28 June 1976) was a Soviet pianist and teacher of Jewish extraction.