Marcel Müller (born 10 July 1988 in Berlin) is German professional ice hockey left wing. He currently plays for the Kölner Haie of the Deutsche Eishockey Liga. He began playing professionally with Eisbären Berlin in the 2005–06 season. He played with Berlin and their junior team in the third-level Oberliga for two seasons. He then joined the Kölner Haie in 2007. Müller was selected to play for the German national team for the 2010 Winter Olympics.