Robert Wilder may refer to:
Robert Wilder (environmentalist) (born 1960), American businessman, environmental activist, and academic Robert Wilder (novelist) (1901–1974), American novelist, playwright and screenwriter Robert Parmelee Wilder (1863–1938), missionary Bob Wilder (c. 1921–1953), American racing driver Bobby Wilder (born 1964), American college football coach
See also Robert O. Wilder Building, a historic plantation mansion on the campus of Tougaloo College in Tougaloo, Mississippi