Meaning A boy's name of Polish origin, it means "Polish form of Nicholas 'victory of the people'." Origin of Mikolai Polish , Slavic Popular Middle Names Pronunciation 🔊 Listen Mikolai Similar Names Nicholai Nikolaos Akhzam Mladen Mauty Aurelian Flawiusz Gerik Gnegon Kazmer Year by Year Popularity of Mikolai