Niki

Niki may refer to:

People

 * Niki (given name)
 * Niki DeMartino (born 1995), American singer and internet personality, one half of the duo Niki and Gabi
 * Niki Etsuko (1928–1986), Japanese author of mystery fiction
 * Niki Lauda (1949–2019), Austrian Formula One driver and aviation entrepreneur
 * Niki Zefanya (born 1999), Indonesian singer and songwriter

Places

 * Niki, Hokkaido, a town in Japan
 * Niki, Florina, a village in Greece

Other uses

 * Niki (airline), formerly a passenger airline based at Vienna Airport in Austria, which ceased trading in 2017
 * Operation Niki, a Greek airlift operation during the Turkish invasion of Cyprus in 1974
 * Niki Rotor Aviation, a Bulgarian aircraft manufacturer
 * SS Niki, a Greek cargo ship in service 1920-37
 * Niki and Gabi, an American singing duo
 * Niki & The Dove, a Swedish indietronica group
 * niki.ai, an Indian ecommerce platform
 * Typhoon Niki (1996), a tropical cyclone in the Western Pacific Ocean
 * Niki, Greek political party, romanization of the Greek word Νίκη (victory)