Proto na Yasinto (walifariki 257/259) ni kati ya Wakristo wa Misri waliofia imani yao huko Roma, Italia, katika dhuluma ya kaisari Valerian. Tangu kale wanaheshimiwa na Wakatoliki, Waorthodoksi na Waorthodoksi wa Mashariki kama watakatifu wafiadini. Sikukuu yao huadhimishwa tarehe 11 Septemba au 24 Desemba. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko Martyrologium Romanum "SS. Protus and Hyacinthus, Martyrs", Butler's Lives of the Saints Catholic Encyclopedia: Sts. Protus and Hyacinth Catholic Culture: Sts. Protus and Hyacinth About Blisland in North Cornwall (refers to a church dedicated to these two saints) Santi Proto e Giacinto di Roma