Mirko \m(i)-rko, mir-ko\ as a boy's name is a variant of Miroslav (Slavic), and the meaning of Mirko is "peaceful glory".
The baby name Mirko sounds like Marko, Mark, Marco and Mirek. Other similar baby names are Miko, Birk, Birky, Dirke, Dirk, Kirk, Marzo, Markos, Mareo, Mario, Markov, Maro, Mike, Miky, Micky, Mick, Miki, Mikio, Morio, Murdo and Miron.