PR, P.R., Pr, pr, or Pr. may refer to:

Arts, entertainment, and media

* ''P.R.'' (TV series), a Canadian television sitcom * '' Partisan Review'', a former political and literary journal * '' Perry Rhodan'', German science fiction series * '' Power Rangers'', an American television franchise based on ''Super Sentai''

Places

* PR postcode area, UK, including Preston and Lancashire * Paraná (state), Brazil (ISO 3166-2:BR) * Parma, Italy (ISO 3166-2:IT) * Puerto Rico, ISO 3166 code PR

Politics

*Pakatan Rakyat, an informal Malaysian political coalition *Party of Labour (Serbia), Party of Labour (''Partija rada''), a political party in Serbia *Proportional representation, a property of some voting systems *Republican Party of Albania, a political party in Albania

Public relations

*Public relations, the professional maintenance of a favorable public image by an organisation or person *Press release, a prepared statement given to the news media as a public-relations tool

Religion

* Pastor, an ordained leader of a Christian congregation * Rector (ecclesiastical), Permanens Rector, or Permanent Rector, of a parish

Science, technology, and mathematics

Biology and medicine

* Partial Response, a component of Response Evaluation Criteria in Solid Tumors * Pathogenesis-related proteins, produced by plants under pathogen attack *Penicillium roqueforti * ''List of medical abbreviations: P, Per rectum'', meaning "administered rectally" *Pigment Red (e.g., Para red, Pigment Red 190) * PR interval, a measurement used in cardiology *PR-104 * Progesterone receptor, a protein

Computing

* PR (complexity), a complexity class * pr (Unix), Unix command to paginate or columnate files for printing * Adobe Premiere Pro, software which uses "Pr" as its icon abbreviation * Pagerank, a Google technology * Performance Rating, a computing term by AMD * Project Reality, series of video games * Pull request, part of distributed version control * Part of the YPbPr standard

Mathematics

* PR (complexity), a complexity class * Pr(''E''), also P(''E''), the probability of an Event (probability theory), event ''E'' * Positive-real function, in mathematics * Proportional representation, a property of some voting systems

Other uses in science and technology

* Praseodymium, symbol Pr, a chemical element * Prandtl number, in physics and engineering, typically denoted ''Pr'' * Propyl radicals or groups, denoted ''Pr'' in organic chemistry

Sports

* Personal record (sport), an individual's personal record in a particular event * Pinch runner, in baseball * Glossary of tennis terms#P, Protected ranking, a method of ranking tennis players coming back from injury * Punt returner, a position in American football

Transportation

* Pakistan Railways (reporting mark PR) * Park and ride, a type of car park with public transport connections * Philippine Airlines (IATA airline designation PR) *''Poste restante'', mail held for collection

Other uses

*Pakistan Rangers, a paramilitary force of Pakistan *Parachute rigger, a former U.S. Navy rank *Permanent residency *Princess Royal (disambiguation), Princess Royal *Professor