Peter Bratt (born 29 April 1944) is a Swedish journalist.
For many years he worked for the national Swedish newspaper Dagens Nyheter until he quit 2003.
Peter Bratt revealed Informationsbyrån together with Jan Guillou in the magazine Folket i Bild/Kulturfront.
In November 1977 Peter Bratt published an article in Dagens Nyheter on a memo in which the Police Commissioner had stated that the Minister for Justice Lennart Geijer was a security risk.
[1] This led to the Geijer affair, a scandal involving prostitution.