Rapp is a surname. Notable people with the surname include:
Adam Rapp (born 1968), American novelist Alfred Rapp (1933–2011), German politician Anders Rapp (1927–1998), Swedish geomorphologist Anthony Rapp (born 1971), American stage and film artist Barbara Rapp (born 1972), Austrian artist Bernard Rapp (1945–2006), French film director and television news presenter C. J. Rapp, American beverage inventor Danny Rapp (1941–1983), American musician Elizabeth Farrow Rapp (1926–2010), All-American Girls Professional Baseball League player Emily Susan Rapp (born 1974), American author and academic George Rapp (1757–1847), pietist, German-American religious leader of the Harmony Society Jean Rapp (1771–1821), French lieutenant general Johan Rapp (born 2001), Swedish footballer Karl Friedrich Rapp (1882–1962), German engineer, founder of Rapp Motorenwerke GmbH Katharina Rapp (born 1948), German artist Larry Rapp (born 1948), American actor Lea Bayers Rapp (born 1946), American non-fiction writer Marcel Rapp (born 1979), German football manager Marcello Rapp, better known as "Cello Dias", bass guitarist for Against All Will Marco Rapp (born 1991), German footballer Mitch Rapp, fictional character Nicki Rapp (born 1972), American video game voice actress Nicolai Rapp (born 1996), German footballer Patrick Rapp (born 1969), German politician Peter Rapp (born 1983), German long jumper Philip Rapp (1907–1996), film and television director and screenwriter Ray Rapp (born 1945), a Democratic member of the North Carolina General Assembly Reneé Rapp (born 2000), American actress and singer Richard Rapp, former New York City Ballet dancer Siegfried Rapp (1915–1982), German one-handed classical pianist Simone Rapp (born 1992), Swiss footballer Taylor Rapp (born 1997), American football player Tom Rapp (1947–2018), American singer-songwriter Torsten Rapp (1905–1993), Swedish Air Force general Vern Rapp (1928–2015), Major League Baseball manager and coach Valentin Rapp (born 1992), German squash player
See also Rapp and Rapp, an architectural firm