Subiaco Abbey is an American Benedictine monastery located in the Arkansas River valley of Logan County, Arkansas, part of the Swiss-American Congregation of Benedictine monasteries. It is home to thirty-nine Benedictine monks. The abbey and the preparatory school it operates, Subiaco Academy, are major features of the town of Subiaco, Arkansas. It is named after the original Subiaco, Italy, where the first monastery founded by Saint Benedict was located.