Jonas Bloch (Belo Horizonte, February 8, 1939) is a Brazilian actor. He is the father of actress Debora Bloch and great-nephew of businessman Adolpho Bloch. Of Jewish and Ukrainian origin, he began his artistic career in 1958 but later graduated from the School of Fine Arts at the Federal University of Minas Gerais. He also graduated in cinema and studied visual arts and interior design.
