Pir or PIR may refer to:

Places

  • Pir, Kerman, Iran, a village
  • Pir, Satu Mare, Romania, a commune

Religion

  • Pir (Sufism), a Sufi teacher or spiritual leader
  • Pir (Zoroastrianism), a pilgrimage site in Persia, typically Zoroastrian

People

  • Pir of the Britons (), legendary king of the Britons, according to Geoffrey of Monmouth
  • Khan Jahan Lodi (died 1631), originally named Pir Khan, Afghan noble who rebelled against the Mughal Empire
  • Ziya Pir (born 1970), Turkish entrepreneur and politician

Science and technology

  • PIR (gene), for a human protein that is a possible transcriptional coregulator
  • Parrot intermediate representation, one of the two assembly languages for the Parrot virtual machine
  • Partners in Research, Canadian bio-medical research charity
  • Passive infrared sensor, detects infrared emission
  • Peak information rate, a burstable rate set on routers and switches that allow throughput overhead
  • Polyisocyanurate, a plastic used for thermal insulation
  • Private information retrieval, a protocol for retrieving data without revealing what was retrieved
  • Protein Information Resource, database and bioinformatics resource
  • Public Interest Registry, manages .org Internet domain

Other

  • "Pir" (song), a song by Prakash Saput
  • Pacific Imperial Railroad, a defunct railway company in California
  • Performance Index Rating, a statistical formula in basketball
  • Philadelphia International Records, a record company based in Philadelphia, Pennsylvania
  • Philosophy in Review, an academic journal
  • Phoenix International Raceway, Avondale, Arizona
  • Pittsburgh Industrial Railroad, reporting mark
  • Portland International Raceway, Portland, Oregon
  • Pre-Islamic recent period, an archaeological assemblage in the Persian Gulf
  • Prosopographia Imperii Romani, a prosopographical directory of notable Romans from the Imperial Age
  • Parachute Infantry Regiment, an airborne infantry unit of the United States Army
  • Pierre Regional Airport, South Dakota, United States (IATA code: PIR)
  • PIR, NYSE symbol for Texas-based retailer Pier 1 Imports

See also

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  • Sayyid Shah Mardan Shah-II (1928–2012), known as Pir of Pagaro VII, Sufi spiritual leader and Pakistani politician
  • Sibghatullah Shah Rashdi III (born 1956), known as Pir of Pagaro VIII, Pakistani politician
  • Pir Baba (c. 1502–c. 1583), Sufi Pir
  • Bāyazīd Khān Ansārī (c. 1525–1585), commonly known as Pir Roshan, Pashtun warrior-poet and Sufi Pir
  • Pir Sadardin, fourteenth-century Shia Ismaili Da'i
  • Hasan Pir, 14th century Taiyabi Ismaili saint in India
  • Pirs (disambiguation)