Rudolf Demetrovics (19 September 1914 – 2 March 1993), also known as Rudolf Demetrovici, Rudolf Deményi or Rezső Deményi, was a Romanian footballer of Hungarian descent, who played as a midfielder. Debuted in football by the legendary club Chinezul Timișoara, Demetrovics was an important player of the golden team of Venus București, club with which he won two national titles. Subsequently, he moved to Nagyváradi AC and won another title, this time in Hungary, being again an important pillar in a team of legend, 1943–1944 generation of NAC, first squad outside Budapest which was crowned as champion of Hungary.