Björn Bjelfvenstam (born 19 February 1929) is a Swedish film actor.

Bjelfvenstam began his acting career in the theater in Uppsala.

He studied first with the Axel Witzanskys theater school from 1949-1950.

Later, we worked at Malmö City Theater between 1953 and 1957 under Ingmar Bergman's leadership.

[1] He probably remains best-known for his supporting roles in the Bergman films Smiles of a Summer Night (1955) and Wild Strawberries (1957).