Tabatabai and Motahari consider Sadra's philosophy to be a realistic philosophy and claim a kind of realism in the book "Principles of Philosophy and the Method of Realism". Ilham Dilman also believes that Wittgenstein's rejection of realism does not make him an idealist. Rather, Wittgenstein is also considered a realist in a sense. This article examines and compares the realism proposed in "Principles..." on the one hand and the realism that Dillman attributes to Wittgenstein on the other hand.