RSV may refer to:
Biology and medicine Respiratory syncytial virus, causing respiratory disease Rous sarcoma virus, causing cancer in chickens
Organisations Royal Society of Victoria, a scientific society in Australia Rijn-Schelde-Verolme, a former Dutch shipbuilder
Transportation Minicar RSV, a US safety concept car RSV, a prefix for several Aprilia motorcycles Renard, Stampe & Vertongen, a prefix for several Stampe et Vertongen aircraft Research Survey Vessel (ship prefix) USV RSV (Marine Tech), a French unmanned remote survey vehicle
Other uses Revised Standard Version, an English Bible translation