Nowotny is a German surname, which is a variant of the common Czech surname Novotný, which means "newcomer". The name may refer to:
Chris Nowotny (1928–1989), German photographer
Eva Nowotny (born 1944), Austrian diplomat
Ewald Nowotny (born 1944), Austrian politician
George E. Nowotny (born 1932), American politician
Helga Nowotny (born 1937), Austrian sociologist
Jens Nowotny (born 1974), German football player
Karl Anton Nowotny (1904–1978), Austrian ethnographer
Rita-Maria Nowotny (1925–2000), German actress
Robert Nowotny (born 1974), Austrian beach volleyball player
Stan Nowotny (born 1950), Australian football player
Walter Nowotny (1920–1944), German fighter pilot