RNI

RNI may refer to:

Radio

 * Radio Newyork International, a 1980s pirate radio station which broadcast from a ship anchored just off New York city
 * Radio Norway International, a former division of the Norwegian Broadcasting Corporation
 * Radio Noordzee, 1960s Dutch-language broadcaster from the artificial REM Island
 * Radio Noordzee Internationaal or Radio North Sea International, 1970s Dutch-language and English-language broadcaster from the radio ship Mebo II
 * Radio Nova (disambiguation), name of numerous radio stations
 * Radio Nova International, name of numerous radio stations

Other uses

 * A now discontinued alternative of Java Native Interface (a Java programming framework), one offered by Microsoft
 * Corn Island Airport (IATA Code: RNI) on Corn Island, Nicaragua
 * Rajawali Nasional Indonesia, an Indonesian company
 * Rate of natural increase, a demographic measurement
 * National Rally of Independents, a political party in Morocco
 * "Reference Nutrient Intake", statistical measure of nutrient deficiency in the UK population
 * The Office of the Registrar of Newspapers for India
 * Rob Navarro Invitational, an annual golf tournament in South Carolina
 * "Rolf Nevanlinna Institute" of the University of Helsinki
 * Relative Nest Intensity, a measure of how efficiently a CPU and its cache memory are being used, in IBM terminology