Siegfried Melzig (born 12 July 1940) is a German former football player and manager. He played as a goalkeeper for and SV Meppen. He managed VfL Osnabrück, Bonner SC, Bayer Uerdingen, Panionios, FC 08 Homburg, Freiburger FC, MSV Duisburg, Rot-Weiss Essen, SpVgg Bayreuth and Preußen Münster.