Nikolaus \n(i)-ko-laus\ as a boy's name is a variant of Nicholas (Greek), and the meaning of Nikolaus is "people of victory".

The baby name Nikolaus sounds like Nikolas, Nicolaus and Nickolaus. Other similar baby names are Nikolos, Nikolay, Nikolai, Niklas, Niklaas, Nikkolas, Nicolas, Nicolaas, Nickolas and Nicholaus.