Peter Hart is the name of: Peter D. Hart, American pollster Peter E. Hart (born c. 1940s), computer scientist and pioneer in artificial intelligence Peter Hart (historian) (1963–2010), Canadian historian, specialising in modern Irish history Peter Hart, media analyst at Fairness and Accuracy in Reporting Peter Hart (footballer) (born 1957), English footballer Peter Hart (military historian) (born 1955), British military historian