Dietmar Beiersdorfer (born 16 November 1963) is a German former football player and coach who works as a director for Hamburger SV.
He began a coaching career with Hamburger SV in 2003 and served as sporting director of the Austrian team Red Bull Salzburg between 2010 and April 2011.
Born in Fürth, in his youth Beiersdorfer played for TSC Cadolzburg, TSV Altenberg and ASV Herzogenaurach.
FC Bamberg to Oberliga team SpVgg Fürth, where he was discovered by scouts of Hamburger SV.
Immediately Beiersdorfer was able to gain a place in the first eleven, and he would subsequently help Hamburg to win several matches and the German cup.