Petro I wa Aleksandria alikuwa Papa wa 17 wa Kanisa la Kikopti na alifia dini ya Ukristo tarehe 25 Novemba 311 chini ya kaisari Dioklesyano. Pamoja naye waliuawa maaskofu Esiki, Pakomi na Theodori, mapadri Fausto, Dio na Amoni na wengine wengi. Tangu kale anaheshimiwa na Waorthodoksi wa Mashariki, Waorthodoksi na Wakatoliki kama mtakatifu. Sikukuu yake huadhimishwa tarehe ya kifodini chake. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko  "St. Peter of Alexandria". Catholic Encyclopedia. New York: Robert Appleton Company. 1913. Martyrologium Romanum http://catholicsaints.info/saint-peter-of-alexandria-25-november/ Petros I (300–311). Official web site of the Greek Orthodox Patriarchate of Alexandria and All Africa. Iliwekwa mnamo 2011-02-08. Wikimedia Commons ina media kuhusu: Petro I wa Aleksandria Hieromartyr Peter the Archbishop of Alexandria Eastern Orthodox icon and synaxarion