LZR

LZR may refer to:


 * Lzr - a variant of the Stoned computer virus
 * LZR (Lempel - Ziv - Renau) - a lossless data compression algorithm
 * LZR - the ICAO airline code for the Bulgarian airline Air Lazur
 * LZR - the International Air Transport Association airport code for Lizard Island Airport in Australia
 * LZR Racer - a high-end Speedo swimsuit
 * Led Zeppelin Remasters - a compilation album of remastered material by rock group Led Zeppelin