Nikolaos merkilegu heiti: Nútíma, Rokgjarnt, Skapandi, Hæfur, Alvarlegt. Fá Nikolaos merking nafns.
Nikolaos Uppruni fornafns. Original Greek form of Nicholas. Fá Nikolaos Uppruni fornafns.
Nikolaos nafn diminutives: Nik. Fá Gælunöfn fyrir Nikolaos.
Samheiti fyrir Nikolaos í mismunandi löndum og tungumálum: Cai, Caj, Claes, Claus, Col, Colin, Collin, Kai, Kaj, Kay, Klaas, Klaes, Klaos, Klas, Klaus, Kolos, Kolya, Launo, Miklavž, Miklós, Mikołaj, Mikoláš, Miksa, Mikula, Mikuláš, Mykola, Neacel, Neculai, Nels, Nic, Niccolò, Nichol, Nicholas, Niĉjo, Nick, Nickolas, Nickolaus, Nicky, Nico, Nicol, Nicola, Nicolás, Nicolaas, Nicolae, Nicolao, Nicolas, Nicolau, Nicolaus, Nicolò, Nicu, Nicușor, Niek, Niels, Nigul, Niilo, Nik, Nika, Nikica, Niklas, Niklaus, Niko, Nikola, Nikolaas, Nikolai, Nikolaj, Nikolajs, Nikolao, Nikolas, Nikolaus, Nikolay, Nikolche, Nikoloz, Nikora, Nikša, Nikusha, Nils, Nioclás. Fá Nikolaos á öðrum tungumálum.
Algengustu eftirnöfnin með nafni Nikolaos: Kalognomas, Antzoylatos, Giakis, Raftopoulos. Fá Listi yfir eftirnöfn með nafni Nikolaos.
Algengustu nöfnin með eftirnafninu Radley: Roselia, Colby, Paulina, Leon, Ricky, Léon, León, Paulína. Fá Nöfn sem fara með Radley.