PEV or PeV may refer to:

• Ecologist Party "The Greens" (Partido Ecologista "Os Verdes"), a Portuguese eco-socialist political party
• Evangelical People's Party of Switzerland (Parti évangelique suisse), a Protestant Christian-democratic political party in Switzerland
• Petaelectronvolt (PeV), a measure of an amount of kinetic energy
• Plug-in electric vehicle, any road vehicle that can be recharged from an external source of electricity
• Personal electric vehicle (PEV)
• Position-effect variegation, a variegation caused by the silencing of a gene in some cells
• Provincial episcopal visitor, a Church of England bishop assigned to minister to many of the clergy, laity and parishes
• Pevensey & Westham railway station, a railway station in Sussex, England