Markus Gellhaus (born 9 June 1970) is a former German football player and manager, he is the currently assistant manager of Super Lig club Samsunspor.

He played for SC Paderborn during his career.

[1] He held several positions, including as an interim head coach and an assistant, during his time in SC Paderborn, before working together with Jos Luhukay as his assistant in Borussia Mönchengladbach, FC Augsburg and Hertha BSC.

[2] He was appointed as the head coach on 13 June 2015, signing a two-year contract until 2017.

This biographical article related to association football in Germany, about a midfielder born in the 1970s, is a stub.