RVR may refer to:

• Rapid Ventricular Rate, a type of fast heartbeat; see List of medical abbreviations: R
• River Valley Ranch, a Christian resort and youth camp located in Carroll County, Maryland, USA, see Arlington Baptist High School
• Royal Victoria Regiment, an infantry regiment of the Australian Army
• Runway visual range, an aeronautical term denoting the range over which a pilot can see the runway surface markings or lights
• Mitsubishi RVR, a compact MPV built by Mitsubishi Motors
• Rīgas Vagonbūves Rūpnīca, a Riga-based machine-building factory
• Realm versus Realm, a type of player versus player gameplay in massively multiplayer online role-playing games (MMORPG)
• RVR Riga, a Latvian football club from Riga from the 1950s, see 1956 Latvian SSR Higher League