BNU

BNU may refer to:
 * BNU (software), a communications driver.
 * Banco Nacional Ultramarino, a Portuguese and Macanese bank
 * Beaconhouse National University, a university in Lahore, Pakistan
 * Beijing Normal University, a university in Beijing, China
 * Bibliothèque nationale et universitaire, public library in Strasbourg
 * Brooklyn Northern United AFC, a New Zealand football team
 * Buckinghamshire New University, a university in Buckinghamshire, England
 * Bengaluru North University, a university in Karnataka, India