420
Peter the Iberian (ca. 417–491)Contributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Peter-the-Iberian
421
Philoxenos of Mabbug (ca. 440s?–523) [Syr. Orth.]Contributor: David  A. Michelson URI: https://gedsh.bethmardutho.org/Philoxenos-of-Mabbug
422
PhysiologusContributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Physiologus
423
PoetryContributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Poetry
424
Polykarpos (ca. 500) [Syr. Orth.]Contributor: Andreas Juckel URI: https://gedsh.bethmardutho.org/Polykarpos
425
Porphyry (ca. 232 – ca. 305)Contributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Porphyry
426
PrintingContributor: James F. Coakley URI: https://gedsh.bethmardutho.org/Printing
427
Proba (late 6th cent.) [Syr. Orth., then Melk.]Contributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Proba-metr-of-Chalcedon
428
Proba Probus (probably 6th cent.)Contributor: Sebastian P. Brock URI: https://gedsh.bethmardutho.org/Proba
429
Proclus of Constantinople (d. 446 or 447)Contributor: Lucas Van Rompay URI: https://gedsh.bethmardutho.org/Proclus-of-Constantinople