62%RatingSave Gender Masculine Usage Biblical Latin, Biblical Scripts Θαδδαῖος(Ancient Greek) Meaning & HistoryExpand Links Usual Latin form of Thaddeus, as well as the form used in most English versions of the New Testament. Related NamesFamily Tree·Details Other Languages & CulturesThaddaios(Biblical Greek) 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