Robert Irwin may refer to: Robert Irwin (North Carolina politician) (1738–1800), general of the American militia in the Revolutionary War Robert Irwin (Canadian politician) (1865–1941), Canadian politician Robert Irwin (artist) (born 1928), American installation artist Robert Irwin (writer) (born 1946), British historian, novelist and writer on Arabic literature Robert Irwin Jr. (1797–1833), United States territorial legislator Robert George Irwin (1908–1975), American sculptor convicted in 1937 murder spree in New York City Robert Walker Irwin (1844–1925), American businessman and Hawaiian representative to Japan Bob Irwin (born 1939), Australian animal conservationist and father of Steve Irwin ("The Crocodile Hunter") Robert Irwin (television personality) (born 2003), son of Steve Irwin and grandson of Bob See also Robert Irvine (disambiguation) Robert Irving (disambiguation)