Peter Black may refer to:

Peter Laurence Black OAM (born 14 June 1943) is an Australian politician, elected as a member of the New South Wales Legislative Assembly, serving between 1999 and 2007. Black is an unaligned Councillor of the City of Broken Hill, elected in 2012.

Peter Malcolm Black is a Welsh Liberal Democrat politician, and was a Member of the Welsh Assembly for the South Wales West Region until 2016.

Black Peter or Zwarte Piet is a mythical figure.

"The Adventure of Black Peter" is a Sherlock Holmes story by Arthur Conan Doyle. This tale is in the collection The Return of Sherlock Holmes , but was published originally in 1904 in the Strand Magazine and Collier's .