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 | Catholic Encyclopedia: Pope St. Clement I - Lengthy article on Clement I, also called Clemens Romanus, the fourth pope and the first of the Apostolic Fathers.
|  | Catholic Information Network: Pope St. Clement I - Hagiographical essay.
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 | Clemens Romanus - Article on Clement's life and his writings, genuine and spurious, by G. Salmon. The HTML is legible, but the "image" version (PNG files) is preferable.
|  | Clement I - Brief information on Clemens Romanus, first-century bishop. A consideration of his letter. Then returns to what can be said of the man, based on his letter. In the 1911 Encyclopćdia Britannica.
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 | Clement I, Pope - Illustrated hagiography.
|  | Clement I, Saint - Succinct biography in The Columbia Encyclopedia, 6th ed.
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 | Clement of Rome, Bishop - Short biography. With prayer in traditional (Anglican) and contemporary language.
|  | The Ecole Glossary: Clement of Rome - Short article on the saint, by Heidi Boener.
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 | The First Epistle of Clement - Speculation on the dating of 1 Clement and therefore its author, links.
|  | Introductory Note to the First Epistle of Clement to the Corinthians - From Ante-Nicene Fathers (American edition), vol. 1. About St. Clement of Rome and his genuine epistle.
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 | New Schaff-Herzog Encyclopedia of Religious Knowledge: Clement of Rome - Article by G. Uhlhorn on Clement's life and the writings ascribed to him. Includes extensive bibliography. Requires ability to view PNG files.
|  | Pope Clement I - Profile of this saint, also known as Clement of Rome. Accepts the tradition that he was martyred in 101. Illustrated.
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 | S. Baring-Gould: Pope St. Clement I - Biography, from S. Baring-Gould's 1914 book "Lives of the Saints."
|  | St. Clement I - Biographical profile, from "Popes Through the Ages."
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 | St Clement, Pope, Martyr - From Fr. Alban Butler's Lives of the Saints.
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