MacKinlay Kantor (February 4, 1904 – October 11, 1977), born Benjamin McKinlay Kantor, was an American journalist, novelist and screenwriter. He wrote more than 30 novels, several set during the American Civil War, and was awarded the Pulitzer Prize for Fiction in 1956 for his 1955 novel, Andersonville. He also wrote the novel Gettysburg, set during the Civil War.
He is also known as Benjamin McKinlay Kantor.
Kantor died of a heart attack in 1977, aged 73, at his home in Sarasota, Florida.