NN, Nn, or nn may refer to:

Businesses and organizations

* Nationale-Nederlanden, a Dutch insurance company commonly referred to as NN *

Netroots Nation Netroots Nation is a political convention for American progressive political activists. Originally organized by readers and writers of Daily Kos, a liberal political blog, it was previously called YearlyKos and rebranded as Netroots Nation ...

, a political convention for American progressive activists * Nevada Northern Railway (reporting mark NN) *

Norilsk Nickel Norilsk Nickel (russian: ГМК «Норильский никель»), or Nornickel, is a Russian nickel and palladium mining and smelting company. Its largest operations are located in the Norilsk–Talnakh area near the Yenisei River in the no ...

, а metallurgical and mining company *

VIM Airlines VIM Airlines (legally ''VIM Avia'') was a Russian charter airline headquartered in Moscow based at Domodedovo International Airport. It offered international scheduled and charter operations for both passengers and cargo as well as wet lease serv ...

(IATA airline designator NN) * Nigerian Navy, A part of the armed forces of Nigeria

Places

NN postcode area The NN postcode area, also known as the Northampton postcode area,Royal Mail, ''Address Management Guide'', (2004) is a group of nineteen postcode districts in England, within eight post towns. These cover most of Northamptonshire (including No ...

, UK, for areas of Northamptonshire, England * Nizhniy Novgorod, a Russian city/major trading center

Science and technology

* Nearest neighbor (disambiguation), with several related uses in mathematics * Net neutrality, the principle that Internet service providers should treat all data the same *

Neural network A neural network is a network or circuit of biological neurons, or, in a modern sense, an artificial neural network, composed of artificial neurons or nodes. Thus, a neural network is either a biological neural network, made up of biological ...

, a computing network inspired by biological neural networks * Normalnull, a German height reference system preceding Normalhöhennull (NHN) * nn, the chemical symbol for the hypothetical element Neutronium

Other uses

* N. N., a pseudonym of 18th-century Italian priest

Camillo Almici Camillo Almici (2 November 1714 – 30 December 1779) was a priest of the Congregation of the Oratory, of distinguished theological attainments. Biography Almici was born at Brescia, of a noble family. He became a member of the Congregation of the ...

* N. N., pseudonym of Russian economist Sergei Prokopovich * ''NN'' (film), a 2014 Peruvian film * is a digraph, see * Ñ, a letter in Spanish, originally derived from the written "nn" * Double net lease, a type of lease used for commercial real estate * Nomen nescio (Latin for "no name"), a person whose name is unknown * NN/nn, Nynorsk, a Norwegian written language (ISO 639 alpha-1 code "nn"). Sometimes used on websites to distinguish it from its counterpart Bokmål. E.g. nn.wikipedia.org vs no.wikipedia.org. *NN, the production code for the 1967 ''Doctor Who'' serial '' The Abominable Snowmen'' *

Nick Nurse Nicholas David Nurse (born July 24, 1967) is an American professional basketball coach, author and former college basketball player. He is the head coach of the Toronto Raptors of the National Basketball Association (NBA) and the Canadian men's ...

, head coach of the NBA's Toronto Raptors {{disambiguation