NXN (disambiguation)

NXN may refer to:
 * Nike Cross Nationals, an invitational cross country meet in the United States
 * nxn, the ISO 639-3 code for Ngawun language
 * Nuagaon railway station, the station code NXN
 * NxN, a 5-piece, Night by Night's debut album
 * NXN, the human protein-coding gene