RSF may refer to:

Groups, organizations

Religious Society of Friends Quakers are people who belong to the Religious Society of Friends, a historically Protestant Christian set of denominations. Members refer to each other as Friends after in the Bible, and originally, others referred to them as Quakers ...

, a Christian religious group, the Quakers *

Reporters Without Borders Reporters Without Borders (RWB; ; RSF) is an international non-profit and non-governmental organisation, non-governmental organization headquartered in Paris, which focuses on safeguarding the right to freedom of information. It describes its a ...

(RSF; ) *

Republican Sinn Féin Republican Sinn Féin or RSF () is an Irish republican political party in Ireland. RSF claims to be heirs of the Sinn Féin party founded in 1905; the party took its present form in 1986 following a split in Sinn Féin. RSF members take seats w ...

, a small political party in Ireland *

Road Safety Foundation The Road Safety Foundation is a United Kingdom charity which carries out and procures research into safe road design and road safety. The Foundation is responsible for the European Road Assessment Program (EuroRAP) in the UK and Ireland. Histo ...

in the UK and Ireland *

Russell Sage Foundation The Russell Sage Foundation is an American non-profit organisation established by Margaret Olivia Slocum Sage, Margaret Olivia Sage in 1907 for “the improvement of social and living conditions in the United States.” It was named after her re ...

, a philanthropic foundation and publisher * Russian Socialist Federation of the Socialist Party of America

Sports and games

Racing Steps Foundation The Racing Steps Foundation, abbreviated as RSF, was an organisation founded by Graham Sharp running from 2008 to 2017 with former Formula One driver, the late John Surtees as the ambassador for the organization. RSF aided young British Auto racing, ...

, a UK motorsports support organization * Roar Supporters Federation, a fan association for

Brisbane Roar FC Brisbane Roar Football Club is a professional soccer club based in Brisbane, Queensland. competing in Australia's premier men's competition, A-League Men, which is the top tier Australia's football pyramid. When Queensland Lions F.C. were ...

, Brisbane, Queensland, Australia

Military organizations

Rapid Support Forces The Rapid Support Forces (RSF; ) is a paramilitary force formerly operated by the government of Sudan. The RSF grew out of, and is primarily composed of, the Janjaweed militias which previously fought on behalf of the Sudanese government. RSF ...

, paramilitary forces formerly operated by the government of Sudan * Ranger Strike Forces, Kenya Special Forces * Regiment Special Force, Sri Lankan Air Force; an elite unit * Reserve Strike Force,

I Corps (Sri Lanka) 1 Corps ("First Corps") is a field corps formation of the Sri Lanka Army. The Corps is headquartered at Kilinochchi in Northern Province, Sri Lanka, Northern Province. It was raised on 17 October 2021. It was formed with the amalgamation of the Res ...

; a rapid reaction force *

Rhodesian Security Forces The Rhodesian Security Forces were the military forces of the Rhodesian government. The Rhodesian Security Forces consisted of a ground force (the Rhodesian Army), the Rhodesian Air Force, the British South Africa Police, and various personnel ...

, the military and security forces of the government of former Rhodesia (1964–1980) *

Royal Scots Fusiliers The Royal Scots Fusiliers was a line infantry regiment of the British Army that existed from 1678 until 1959 when it was amalgamated with the Highland Light Infantry (City of Glasgow Regiment) to form the Royal Highland Fusiliers (Princess Ma ...

, former line infantry regiment of the British Army (1678–1959) * Rwandan Security Forces, part of the

Rwanda Defence Force The Rwandan Defence Force (RDF, , , ) is the military of Rwanda. Prior to 1994, Rwanda's military was officially known as the Rwandan Armed Forces (FAR), but following the Rwandan Civil War and the Rwandan genocide, the Rwandan Patriotic Front ( ...

Fictional groups

Republican Security Forces Unit may refer to: General measurement * Unit of measurement, a definite magnitude of a physical quantity, defined and adopted by convention or by law **International System of Units (SI), modern form of the metric system **English units, histo ...

, a fictional fascist militia in the British science fiction series ''Doctor Who''

Arts, entertainment, media; sports and games

Rainbow Serpent Festival Rainbow Spirit Festival, previously known as Rainbow Serpent Festival, is a four-day annual open-air music and arts festival that takes place during the Australia Day (26 January) long weekend, in Lexton, Victoria, west of Melbourne, Austral ...

, an arts, music and lifestyle festival in Victoria, Australia * Referee stopped fight, in

boxing Boxing is a combat sport and martial art. Taking place in a boxing ring, it involves two people – usually wearing protective equipment, such as boxing glove, protective gloves, hand wraps, and mouthguards – throwing Punch (combat), punch ...

Right Said Fred Right Said Fred are an English pop band formed by brothers Fred and Richard Fairbrass in 1989. They are best known for the hit 1991 song " I'm Too Sexy". History 1989–1991: Formation Prior to forming Right Said Fred, the Fairbra ...

, British music band * Royal straight flush, a hand in poker * RSF, a French synthesizer manufacturer. See

RSF Kobol The RSF Kobol is a French monophonic synthesizer released in 1978, described by some as "the French Minimoog". It could process external sounds through the envelope and filter section. It was created by Ruben and Serge Fernandez. Fewer than 200 w ...

for an example.

Other uses

Rancho Santa Fe Rancho Santa Fe is a census-designated place (CDP) in San Diego County, California, United States, within the San Diego metropolitan area. The population was 3,156 at the 2020 census. The CDP is primarily residential with a few shopping blocks, ...

, a settlement in California, USA * Recovery Support Function, a component of the National Disaster Recovery Framework (NDRF) * Rentable Square Feet, a measure of

floor area (building) In architecture, construction, and real estate, floor area, floor space, or floorspace is the area (measured in square metres or square feet) taken up by a building or part of it. The ways of defining "floor area" depend on what factors of the bui ...