LNB may refer to:

Sport

* Liga Nacional de Baloncesto, a professional basketball league in the Dominican Republic * Liga Nacional de Básquet, an Argentine basketball league * Ligue Nationale de Basket, the governing body of men's basketball in France *

Ligue Nationale de Basket (Switzerland) Swiss Basketball is the governing sports body of the top-tier level professional basketball leagues in Switzerland. Established in 1929, the organization has its headquarters in Fribourg. Swiss Basketball also manages the Swiss national teams, ...

, a Swiss professional basketball league

Other uses

* Laredo National Bank, an American commercial bank * Level of neutral buoyancy * Low-noise block downconverter * Mbalanhu dialect of the Ovambo language * National Library of Latvia (Latvian: ') {{disambiguation