Meaning A boy's name of Polish origin, it means "long." Origin of Longin Polish , Slavic +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Longin Similar Names Laiurenty Lujan Krzysztof Maksym Mikolai Sergiusz Frandszk Pawelek WiMor Wincent Year by Year Popularity of Longin