UNL

UNL may refer to:
 * Union Nationale Lycéenne, a French secondary student union
 * Universal Networking Language, a knowledge representation language used in natural language processing
 * University of Nebraska–Lincoln, a university in Lincoln, Nebraska, U.S.
 * University of North London, a former university in the United Kingdom
 * UEFA Nations League, an international association football competition involving the men's national teams of UEFA's member associations
 * Universidad Nacional del Litoral, a university in Santa Fe, Argentina
 * Universidade NOVA de Lisboa (NOVA University of Lisbon), a university in Lisbon, Portugal
 * Touhou Hisōtensoku, a Touhou Project video game better known as Unthinkable Natural Law in the English localizations
 * Usher's New Look, a youth leadership development organization