Robert Vincent "Bill" Daniels (1926–2010) was an American historian and educator specializing in the history of the Soviet Union. He is best remembered as the author of two seminal monographs on the history of Soviet Russia —The Conscience of the Revolution (1960) and Red October (1967) — and as author or editor of an array of widely used Russian history textbooks which helped to shape the thinking of two generations of American college students.