UNR can mean:
- National University of Rwanda (French: Université nationale du Rwanda)
- University of Nevada, Reno
- Universidad Nacional de Rosario, National University of Rosario, Argentina
- Ukrainian National Republic, a Ukrainian nation-state established in 1917 and conquered by Bolsheviks in 1919.
- Union pour la nouvelle République (Union for the New Republic), a defunct Gaullist French political party.
- Ubuntu Netbook Remix, an official distribution of Ubuntu for netbooks, which was renamed to Ubuntu Netbook Edition in April 2010