Do you mean? Achaikos, Akos, Akosua, Alekos, Andronikos, Damaskos, Domokos, Domonkos, Errikos, Kosey, Koshin, Kosi, Kosika, Kosmas, Kosmos, Kosmy, Kosta, Kostadin, Kostandin, Kostya, Kostyantyn, Kosum, Kosumi, Kyriakos, Markos, Nikos, Nikostratos, Nkosana, Nkosazana, Nkosi, Nokosi, Prakoso, Zotikos |