Marius Popp (born September 21, 1935 in Sibiu) is a Romanian jazz pianist and composer. Popp, who graduated from the Institute of Architecture Ion Mincu in Bucharest, studied with Maricica Neagu (piano), Ana Severa Bentia (piano), Alexandru Pascanu (musical theory solfege, harmony), and Corneliu Gheorghiu (piano). He has participated in many jazz festivals: Ploiesti, Sibiu, San Sebastian, Ljubliana, Prague Warsaw, Debrecen, Nagykanizsa, Mannheim, Gottingen, Tel Aviv, Russe, Frankfurt am Main, Vienna, Munich, Garana, etc. He played with Lionel Hampton when the latter had a concert in Bucure?ti (1971). He was a member of the Mihai Berindei Sextet, of the Bucuresti Jazz Quartet, and has played with Aura Urziceanu,Pedro Negrescu,Eugen Gondi, Johnny Raducanu, etc. He was a regular of Electrecord's Jazz Series.