Polieuto wa Melitene (pia: Polyeuctus, Polyeuctes, Polyeuktos; alifariki Melitene, Armenia ya kale, 10 Januari 259) alikuwa afisa wa jeshi la Dola la Roma aliyepata kuwa mfiadini wa Kikristo wa kwanza huko Melitene, chini ya kaisari Valerian. Alipochana hati ya kaisari Decius iliyoagiza wote waabudu miungu, na kuangusha chini sanamu zao 12 zilizopitishwa barabarani aliteswa akakatwa kichwa mbele ya mke wake Paulina, watoto na mkwe wake. Tangu kale anaheshimiwa na Waarmenia, Wakatoliki na Waorthodoksi kama mtakatifu. Sikukuu yake huadhimishwa tarehe 7 Januari au 9 Januari. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko Martyr Polyeuctus of Melitene, in Armenia (en). Symeon Metaphrastes writes that, moved by the zeal of his friend Saint Nearchus, Polyeuctus had openly converted to Christianity. "Enflamed with zeal, St Polyeuctus went to the city square, and tore up the edict of Decius which required everyone to worship idols. A few moments later, he met a procession carrying twelve idols through the streets of the city. He dashed the idols to the ground and trampled them underfoot."