Meaning A boy's name of Russian origin, it means "steadfast." Origin of Konstantin Russian , Slavic +-100%Zoom level changed to 1 Popular Middle Names James, Owen, Zeno Pronunciation 🔊 Listen Konstantin Similar Names Konstandin Konstandini Kostandin Zhong Abelard Costantino Costanzo Coiseam Etor Donte Year by Year Popularity of Konstantin