Updated June 9, 2019 Share: Boy name origins & meanings Greek : Victorious people Boy name variations Nicholas Nicolas Nikolas Nikolie Niko Nikolaus Nicklaus Nicola Nick Nicky Nikki Nikita Nickita Nikos Nikolai Nikola Nicholai Nicanor Nicos Nichol Nichols Nicolson Nicol Nicolo Nikolos Nicko Nicodemus Nils Niles Nixon Cole Colin Colet Claus Klaus Klaas Miklós Family name origins & meanings North German : variant spelling of Klass.Czech : from Czech klas ‘ear of a cereal plant’. See also Kless.Czech and Slovak : from a short form of the personal name Nikolas (see Nicholas).Jewish (Ashkenazic) : unexplained.