Īraj Tahmāsb (Born May 21, 1933, Tehran, Iran) is an author, playwright, and screenwriter. His literary contributions include novels, short stories, and plays that explore complex human emotions and social issues. The Museum of Sepulchers, The Black Alphabet, and The Umbra of the Shadow are some of his well-known pieces. Tahmasb’s influence has spread to Iranian theater and cinema, and he has been recognized for the profound and thought-provoking themes in his work. His influence on Iranian literature and culture is still felt today, cementing his place in the Persian literary tradition.