Family name origins & meanings
- Polish (Mikosz, Mikoś), Slovenian (Mikoš), and Hungarian : from a derivative of a personal name equivalent to Nicholas: Polish Mikołaj, Slovenian Miklavž, or Hungarian Miklós.
- Greek : from the Greek personal name Mikos, which is of uncertain origin. It may be a reduced and altered pet form of Dēmētrios (Latin Demetrius; see Demetriou).