Background
Roloff was born in Giessen where his father was a university history professor who was a staunch anti-Nazi.
Roloff was born in Giessen where his father was a university history professor who was a staunch anti-Nazi.
He also studied privately with Wladimir Horbowski in 1938.
Roloff entered the Hochschule für Musik in Berlin (now the Universität der Künste Berlin, Fakultät 3) in 1935, studying with Richard Rüssler. He claimed that he was unaware of the anti-Nazi activities of his friends, and that they had only met to listen to music In 1945 he was appointed to the newly established Universität der Künste Berlin (HfM) where he taught and, in 1970, became director until his retirement in 1978.
He continued to live in Berlin, where he died in 2001.
During the Second World War he worked with The Schulze-Boysen / Harnack Organization, one of the resistance groups known as the Rote Kapelle between 1940 and 1942, and was arrested by Gestapo together with other members of the group in 1943.