John Patrick Leo (June 16, 1935 – May 9, 2022) was an American writer and journalist. He was noted for authoring columns in the National Catholic Reporter and U.S. News & World Report, as well as for his reporting with The New York Times and Time magazine. He later became editor-in-chief of "Minding the Campus", a conservative-libertarian web site focusing on America's colleges and universities. After retiring from journalism, he joined the Manhattan Institute as a senior fellow in 2007.