https://www.catholic.com/encyclopedia/pope-stephen-iv-v
Pope Stephen (IV) V | Catholic Answers Encyclopedia
Stephen (IV) V, POPE (816-17), date of birth unknown; d. January 24, 817. Stephen, the son of Marinus, was of the same noble Roman family which gave two other...
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https://www.catholic.com/encyclopedia/pope-stephen-iii-iv
Pope Stephen (III) IV | Catholic Answers Encyclopedia
Stephen (III) IV, POPE, b. about 720; d. 1 or August 3, 772. Paul I was not dead when trouble began about the election of his successor. Toto of Nepi with a...
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