Ros
Ros or ROS or RoS may refer to:

Organizations
Raggruppamento Operativo Speciale, the Anti-organized Crime Branch of the Italian Carabinieri
Registers of Scotland, a Scottish authority responsible for compiling and maintaining records
Reparti i Operacioneve Speciale, a former Albanian special forces unit
IL ROS, Norwegian football team

People and titles
Scottish Gaelic spelling of the name Ross
Baron de Ros

Surname
Arno Ros (born 1942), German philosopher
Carmen Ros Nortes (born 1953), Catholic nun and Vatican official
Edmundo Ros (1910–2011), Trinidadian-British musician
Enrique Ros (1924–2013), Cuban-American businessman and activist
Fran Roš (1898–1976), Slovene writer
Giuseppe Ros (1942–2022), Italian boxer
Iñigo Ros (born 1982), Spanish footballer
Isidro Ros Ríos (born 1995), Spanish footballer
Jaime Ros, (born 1952), Spanish alpine skier
Javier Ros (born 1990), Spanish footballer
José Ros García (1920–2001), Spanish poet
Lázaro Ros (1925–2005), Cuban singer
Ramón Ros (born 1981), Spanish footballer
Richard Ros (born 1429), English poet
Amanda McKittrick Ros (1860–1939), Irish writer
Mohd Remezey Che Ros (born 1982), Malaysian footballer
Uilleam Ros, Scottish Gaelic poet
Juan Antonio Ros (born 1996), Spanish footballer
Ros Saboeut (c. 1942–2014), Cambodian musician
Ros Serey Sothea (1948–1977), Cambodian singer
Ros Sopheap (born 1962), Cambodian women's rights activist

Given name
Ros Atkins (born 1974), British journalist
Ros Bates (born 1962), Australian politician
Ros Childs (born 1967), British journalist
Ros Drinkwater (born 1944), Scottish actress
Ros Evans (born 1960), British athlete
Ros Kelly (born 1948), Australian politician
Ros Kember (born 1985), New Zealand cricketer
Ros Pesman (born 1938), Australian historian
Ros Spence (born 1970), Australian politician
Ros Myers, fictional character

Places
Lake Roś, Poland
Republic of Singapore, a country in South-East Asia
Reserve Officer School, a conscript training facility in Finland
Ros', Belarus, a town in Grodno Region, Belarus
Ros (river), Ukraine

Science and technology
Reactive oxygen species, chemically reactive molecules containing oxygen
ReactOS, a free and open-source operating system intended to be binary-compatible with Windows NT
ROS1, receptor tyrosine kinase
ROS, a weak signal sound card mode for Amateur Radio
Rod outer segment, the light-sensitive part of the retina of the eye
Robot Operating System, an open-source robotics platform by Willow Garage and Stanford AI Labs
ROM Operating System, a ROMed version of Digital Research's DR DOS
Russian Orbital Segment, components of the International Space Station
Random orbital sander, also called palm sander, a hand-power tool

Transportation
Rosario – Islas Malvinas International Airport, Argentina
Rosyth railway station, Fife, Scotland (National Rail station code)

Other uses
Ros (grape), another name for the wine grape Mourvèdre
Ros (vehicles), a Greek light truck manufacturer
Reaper of Souls, an expansion to the game Diablo 3
Return on sales, an accounting ratio that detects operational efficiency
Revenue On-Line Service, a tax returns system used in Ireland
Review of systems, medical

See also
Ross (disambiguation)
Da Ros, surname
Rosas (surname), of which Ros is a spelling variation
RDOS (disambiguation)