(February 28, 1876 – August 7, 1959) was an Irish-born American prelate of the Roman Catholic Church who served as bishop of the Diocese of Savannah in Georgia from 1922 to 1935.

[3][1] After his ordination, he took a position teaching moral theology and canon law at the Marist College of the Catholic University of America.

[3] He received his episcopal consecration on October 18, 1922, from Archbishop Michael Curley, with Bishops Denis J. O'Connell and Patrick Joseph Barry serving as co-consecrators.

[4][1] On July 11, 1934, Keyes asked parishioners in his diocese to sign a pledge from the Legion of Decency to protest "...vile and unwholesome motion pictures.

[3][4] After his health improved, Keyes moved back to Washington, D.C., to teach moral theology again at Marist College for the next 23 years.