Marko Šimić or Marko Simic may refer to:
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Marko Šimić (skier), Slovenian nordic combined skier born 1982
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Marko Šimić (footballer, born 1985), Croatian football goalkeeper
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Marko Šimić (footballer, born 1988), Croatian football striker
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Marko Simić (born 1987), Montenegrin football defender
{{hndis, Simic, Marko