25%RatingSave Gender Masculine Usage Russian (Rare) Scripts Фаддей(Russian) Pronounced Pron. /fɐ.ˈdʲej/ [key·simplify] Meaning & HistoryExpand Links Russian form of Thaddeus. Related NamesFamily Tree·Details VariantFaddeiOther Languages & CulturesThaddaeus, Thaddeus(Biblical) Thaddaios(Biblical Greek) Thaddeus(Biblical Latin) Tadija(Croatian) Tadeáš(Czech) Thaddeus, Tad, Thad(English) Taddeo(Italian) Tadas(Lithuanian) Tadeusz(Polish) Tadeu(Portuguese) Tadija(Serbian) Tadeáš(Slovak) Tadej(Slovene) Tadeo(Spanish) Categories rare Russian