Meaning A boy's name of Polish origin, it means "victory of the people." Origin of Mikolaj Polish , Slavic Popular Middle Names Pronunciation 🔊 Listen Mikolaj MIK-ol-aj Similar Names Akhzam Mauty Mykhaylo Matús Mikula Zdzislaw Zygfryd Wicus Murthuile Aurelian Year by Year Popularity of Mikolaj