John Malcolm Patterson (September 27, 1921 – June 4, 2021) was an American politician. He was the 44th Governor of the U.S. state of Alabama. He served as governor from 1959 to 1963. Patterson was a member of the Democratic Party.

Patterson ran with the support of the Ku Klux Klan when he won the Governorship of Alabama in 1958.

Patterson was born in Goldville, Alabama. He died on June 4, 2021 in Goldville, aged 99.