55%RatingSave Gender Masculine Usage Biblical Scripts Θαδδαῖος(Ancient Greek) Expand LinksMeaning & History Form of THADDEUS used in most English versions of the New Testament. Family Tree·DetailsRelated Names Other Languages & CulturesThaddaios(Biblical Greek) Thaddeus(Biblical Latin) Tadija(Croatian) Tadeáš(Czech) Thaddeus, Tad, Thad(English) Taddeo(Italian) Tadas(Lithuanian) Tadeusz(Polish) Tadeu(Portuguese) Faddei, Faddey(Russian) Tadija(Serbian) Tadeáš(Slovak) Tadej(Slovene) Tadeo(Spanish) Categories biblical, saints Entry updated May 29, 2020 ·