61%RatingSave Gender Masculine Usage Biblical Scripts Θαδδαῖος(Ancient Greek) Meaning & HistoryExpand Links Form of Thaddeus used in most English versions of the New Testament. Related NamesFamily Tree·Details 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) People think this name isRate·Details classic mature formal upper class strong refined strange complex serious Categories heart, saints