PUK

PUK may refer to:

Geographical

 * PUK, or Busan–Gyeongnam Area, a metropolitan area in South Korea

Political

 * Partia e Unitetit Kombëtar or National Unity Party, an Albanian political party
 * Patriotic Union of Kurdistan, a Kurdish political party

Technological

 * Pin Unlock Key or personal unblocking code (PUC), a code used in GSM mobile phones
 * PUK welding, a precision welding system used in the jewellery industry

People

 * Niels Kristian Iversen or PUK, Danish speedway-rider