OEV

OEV may refer to:


 * A location of Occupy Eugene
 * Abbreviation for L'Œuvre, a group in Architecture of Switzerland
 * Venezuelan Electoral Observatory (Observatorio Electoral Venezolano), an observing group in the 2017 Venezuelan municipal elections
 * Opened-eye visuals, an effect of the street drug 2C-B
 * Operation Earnest Voice (OEV), a communications programme by the United States Central Command
 * Other Exempt Vehicles, a classification of vehicles for Vehicle registration plates of the Philippines
 * Optional Exchange Vehicle program for Armored Multi-Purpose Vehicle