UBR

UBR may refer to:


 * Unspecified Bit Rate, a traffic contract used to guarantee quality of service for networks
 * Universal broadband router, an alternate name for a cable modem termination system
 * Uniform Business Rate, see Business rates in England and Wales
 * "U.B.R. (Unauthorized Biography of Rakim)", a song by Nas from the album Street's Disciple
 * Unmatched Brutality Records
 * University Boat Race
 * Ubrub Airport, Indonesia (by IATA airport code)
 * UDDI Business Registry (UBR), also known as the Public Cloud, is a conceptually single system built from multiple nodes having their data synchronized through replication.