Robert Kirk

• Robert Kirk (philosopher), professor emeritus at the University of Nottingham
• Robert Kirk (folklorist), minister, Gaelic scholar and folklorist
• Robert C. Kirk, American politician, Lieutenant Governor of Ohio, 1860–1862
• Bobby Kirk (ice hockey), Irish ice hockey player
• Bobby Kirk (footballer), Scottish footballer
• Bob Kirk, Scottish professional golfer
• Robert Kirk (pathologist), Scottish parasitologist and professor of pathology