UPR

UPR may refer to:


 * Unfolded protein response, a biological response in the "endoplasmic reticulum" when some proteins did not properly fold
 * Union Pacific Railroad, a freight railroad based in Omaha, Nebraska.
 * Universal Periodic Review of the United Nations Human Rights Council
 * Unconditional positive regard, one of the three core conditions of "person-centered therapy"
 * Utah Public Radio, a radio station, part of the College of Humanities and Social Sciences at Utah State University

Politics

 * Unia Polityki Realnej, a political party in Poland
 * Popular Republican Union (disambiguation) (French: Union Populaire Républicaine, UPR)
 * Progressive Union for Renewal (Union progressiste pour le renouveau, UPR), a political party in Benin
 * Union for Progress and Renewal, a political party in Guinea
 * Ukrainian People's Republic (1917–21), former state in Eastern Europe
 * Unitary parliamentary republic, a form of unitary states
 * Ukrainian People's Republic (1917–21), former state in Eastern Europe
 * Unitary parliamentary republic, a form of unitary states

University

 * University of Palangka Raya, the public university in Palangkaraya, Indonesia
 * University of Puerto Rico, the public university system of Puerto Rico, or one of its 11 campuses:
 * University of Puerto Rico, Medical Sciences Campus
 * University of Puerto Rico at Aguadilla
 * University of Puerto Rico at Arecibo
 * University of Puerto Rico at Bayamón
 * University of Puerto Rico at Carolina
 * University of Puerto Rico at Cayey
 * University of Puerto Rico at Humacao
 * University of Puerto Rico at Mayagüez
 * University of Puerto Rico at Ponce
 * University of Puerto Rico at Rio Piedras
 * University of Puerto Rico at Utuado