First name origin & meaning:
Greek: Victorious people
First name variations: Nicolas, Nikolas, Nikolie, Niko, Nikolaus, Nicklaus, Nicola, Nick, Nicky, Nikki, Nikita, Nickita, Nikos, Nikolai, Nikola, Nicholai, Nicanor, Nikos, Nicos, Nichol, Nichols, Nicolson, Nicol, Nicolo, Nikolos, Nicko, Nicodemus, Nils, Niles, Nixon, Cole, Colin, Colet, Claus, Klaus, Klas, Miklós, Nicholas
Last name origin & meaning:
North German and Dutch: from a reduced form of the personal name
Nikolaus, Niklaas, vernacular forms of the Greek name
Nikolaos (see Nicholas).