Robert Eugene Marshak (Bronx, 11 de outubro de 1916 — Cancún, 23 de dezembro de 1992) foi um físico estadunidense.
com E. C. Nelson und Leonard Schiff: Our atomic world. University of New México Press, Albuquerque 1947
Meson Physics. McGraw Hill 1952
com Sudarshan: Elementary Particle Physics. Wiley, New York 1961
com Riazzudin und Ryan: Theory of weak interactions in particle physics. Wiley 1969
Conceptual foundations of modern particle physics. World Scientific 1993
Sudarshan (Editor): A gift for prophecy – essays in celebration of the life of Robert Marshak. World Scientific 1994
Nachruf von Lustig, Okubo, Sudarshan: Robert Marshak. In: Physics Today. Novembro de 1993
Literatura de e sobre Robert Marshak (em alemão) no catálogo da Biblioteca Nacional da Alemanha
Biographie in der Virginia Tech Digital Library
Biographie von Henley, Lustig, Biogaphical Memoirs National Academy of Sciences