Armin Hagen Freiherr von Hoyningen-Huene (born 28 December 1942) is a German-American photographer, artist, filmmaker, clothing designer/sewer, and model best known by his stage name Peter Berlin. In the early to mid-1970s.
His two films, Nights in Black Leather (1973) and That Boy (1974) (credited in the latter as Peter Burian) helped bring gay male erotic films artistic legitimacy.