RIF or Rif may refer to:

Arts and entertainment

• Renju International Federation, Renju is the professional variant of the board game Gomoku

• R.I.F., a 2011 film

• Rock identitaire français, a nationalistic music genre

• Rif la Scyrus, fictional royal family member in the Japanese web manga Centuria

Computing

• Requirements Interchange Format, XML file format that can be used to exchange requirements

• Routing information field, a source route-related field in the token ring network frame header

• Rule Interchange Format, a W3C recommendation-track effort

• Russian Internet Forum

Military

• Reconnaissance in force, a type of military operation used specifically to probe an enemy's disposition

• Royal Inniskilling Fusiliers, an Irish line infantry regiment of the British Army in existence from 1881 until 1968

• The Royal Irish Fusiliers (Princess Victoria's), an infantry regiment of the British Army, raised in 1881

• Realistic imitation firearm, a replica that realistically portrays a firearm; see Legal issues in airsoft § United Kingdom

• R-39 Rif, Soviet and Russian submarine-launched ballistic missile

People

• The Rif, Isaac Alfasi (1013–1103), Rabbi Isaac ben Jacob Alfasi (1013—1103), Talmudist and posek

• Riffian people, inhabitants of the Rif Region of Morocco

Places

• Rif (sandbank), in the Netherlands

Rif, a mountain chain and a region in Morocco

• The Republic of the Rif, a short-lived republic in the region which fought against Spanish rule.

Rif, Iceland, in the municipality of Snæfellsbær

• Rif Airport, Iceland

Science

• Retrieval-induced forgetting, a phenomenon in memory

• Rif (GTPase), small signalling G protein

• Rifampicin, an antibiotic

• Right iliac fossa, part of the surface of the human abdomen

• The initials on bars of soap purported to have been made of human fat in World War II

• Realgar/Indigo Naturalis Formula, a medication used in acute promyelocytic leukemia

Other uses

• Reading Is Fundamental, an organization promoting children's literacy

• Reduction in force, a large-scale ending of employment

• Riff, a brief relaxed musical phrase repeated over changing melodies

• Riff languages, a grouping of languages spoken in the Rif area of Morocco

See also

• Riff (disambiguation)

• Reef (disambiguation)