Nikolajs kacha mma aha pụtara: Eru, Obodo, Emesapụ aka, Iwe, Okike. Nweta Nikolajs pụtara aha.
Ostertag kacha mma aha nna pụtara: Enyịn, Oge a, Emesapụ aka, Okike, Eru. Nweta Ostertag pụtara aha nna.
Nikolajs si malite aha mbụ. Latvian form of Nicholas. Nweta Nikolajs si malite aha mbụ.
Agakọta aha maka Nikolajs na mba dị iche iche na-asụ asụsụ: 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, Nicolaos, Nicolas, Nicolau, Nicolaus, Nicolò, Nicu, Nicușor, Niek, Niels, Nigul, Niilo, Nik, Nika, Nikica, Niklas, Niklaus, Niko, Nikola, Nikolaas, Nikolai, Nikolaj, Nikolao, Nikolaos, Nikolas, Nikolaus, Nikolay, Nikolche, Nikoloz, Nikora, Nikša, Nikusha, Nils, Nioclás. Nweta Nikolajs na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Ostertag: Nicolette, Christine, Johnny, Rina, Kennith. Nweta Aha na-aga na Ostertag.
Ndakọrịta nke Nikolajs na Ostertag bụ 82%. Nweta Ndakọrịta nke Nikolajs na Ostertag.