Slawomir Idziak (Polish pronunciation: [swa'v?mir 'id??ak]; born 25 January 1945) is a Polish cinematographer and director who has worked on over forty Polish and foreign films.
He is especially known for his collaboration with director Krzysztof Kieslowski as well as Ridley Scott and David Yates.
He is best known for his work on the fifth Harry Potter film, Harry Potter and the Order of the Phoenix.
In 2019, the American Society of Cinematographers included Three Colours: Blue shot by Idziak on the list of the best-photographed films of the 20th century.