Reiff may refer to: Places Germany Reiff (Rhineland-Palatinate), a municipality
Italy Riva del Garda (), in Trentino-Alto Adige/Südtirol
United Kingdom Reiff, Ross-shire, Scotland, a crofting and fishing village
United States Reiff, California, a former settlement Reiff's Antique Gas Station Automotive Museum, California Reiff Farm, a historic farm in Pennsylvania
People Charles Reiff (1940–1964), Luxembourgian boxer Ethan Reiff, American American screenwriter and producer Fritz Reiff (1888–1953), German stage and film actor Gaston Reiff (1921–1992), Belgian athlete Joe Reiff (1911–1988), American basketball player Johann Gottfried Reiff (), German philologist Lester Reiff (1877–1948), American jockey Lily Reiff (1866-1958), German composer and pianist Marion Reiff (born 1979), Austrian diver Patricia Reiff, Space scientist Rick Reiff (born 1952), American Pulitzer Prize-winning journalist Riley Reiff (born 1988), American football player Rudolf Reiff (1901–1961), German actor Ryszard Reiff (1923–2007), Polish politician, lawyer and resistance fighter Søren Reiff (born 1962), Danish guitar player, producer, composer and author
See also Reif