Marcin Rafał Możdżonek (born 9 February 1985) is a Polish former volleyball player, member of the Poland men's national volleyball team in 2007–2016, participant of the Olympic Games (Beijing 2008, London 2012), 2014 World Champion, 2009 European Champion, gold medallist of the 2012 World League, silver medallist of the 2011 World Cup, bronze medallist of the 2011 World League and 2011 European Championship, three–time Polish Champion (2009, 2010, 2011).