NTN

NTN may refer to:


 * NTN (TV channel) (НТН), Ukraine
 * NTN Buzztime, an entertainment company
 * NTN Corporation, bearing manufacturer
 * National Terminal Number
 * New Telemark Norm, a type of ski binding
 * Newton railway station, station code "NTN"
 * Nike Team Nationals, a cross-country meet
 * Normanton Airport, IATA airport code "NTN"
 * Non-Terrestrial Network

Science

 * Netrins or NTN1, class of proteins
 * Neurotactin, protein now known as CX3CL1
 * Neurturin, glial protein