Roc, ROC, or R.O.C. may refer to:
People
- Roch (c. 1348 – 1376), Occitan saint called Roc in Catalan
- Agustí Roc (born 1971), Spanish ski mountaineer
- Margaret Roc (born 1945), Australian author
- Patricia Roc (1915–2003), British actress
- Ste V Roc (born 1977), Irish hip-hop artist
- Roc Alexander (born 1981), American football player
- Roche Braziliano (fl. 1630–1671), also spelled Roc, Dutch pirate
- Roc Kirby (1918–2008), Australian businessman
- Roc Oliva (born 1989), Spanish field hockey player
- Roc Raida (1972–2009), American disc jockey, turntablist and producer
- Roc Thomas (born 1995), American football player
- The R.O.C. (rapper) (born 1973), American rapper
Places
- Republic of China, the official name of the government of Taiwan
- Republic of China (1912–1949), the internationally-recognized government of China prior to the retreat of the Kuomintang to Taiwan and the establishment of the People's Republic of China by the Chinese Communist Party
- Republic of the Congo, the official name of a Central African country
- Greater Rochester International Airport, by IATA airport code
- Rest of Canada, term for everywhere in Canada but Quebec
- Roč, a town in Croatia
- Le Roc, a commune in France
Companies and organizations
- Radar Operations Center, US National Weather Service unit
- Rail operating centre, a railway signalling centre in the UK
- Regional Organisations of Councils, voluntary groupings of neighbouring councils in Australia
- Registrar of Companies, India
- Remote Operations Center, a National Security Agency facility in Fort Meade, Maryland
- Restaurant Opportunities Center, a union-supported labor group
- Resuscitation Outcomes Consortium, a network of clinical trial sites
- Right of Centre, a short-lived New Zealand political party
- Roc Books, a paperback science fiction and fantasy imprint of Penguin Group
- Roc Nation, an American entertainment company
- Roc Oil Company, based in Sydney, Australia
- Royal Observer Corps, a former British civil defence organisation
- Russian Orthodox Church
Entertainment
- R.O.C. (band), British electronica group founded in 1983 by Fred Browning and Patrick Nicholson
- Roc (Dungeons & Dragons), a role-playing version of the mythical bird
- "Roc" (song), a 2006 song by French-born singer Nâdiya
- Roc (TV series), an American sitcom which aired 1991–94
Finance
- Rate of change (technical analysis)
- Return on capital
Mathematics
- Radius of curvature (optics)
- Receiver operating characteristic, ROC curve (statistics)
- Radius of convergence
Sports
- Russian Olympic Committee
- Race of Champions, motorsport event combining track and rally drivers
- Race of Champions (modified racing), a yearly stock car race using modified race cars
- Roc, the name of the University of Pittsburgh's costumed panther mascot (see Panthers of Pittsburgh)
Other uses
- Roc (mythology), a mythical giant bird
- Renewables Obligation Certificates, used in the UK's electricity supply industry
- Resource-oriented computing
- Blackburn Roc, a British naval fighter-bomber and turret fighter aircraft of World War II
- Scaled Composites Stratolaunch Model 351, nicknamed "Roc"
- Republic of Chocolate
- Rail operating centre, centralised locations for the control of the British railway network
See also
- Rock (disambiguation)
- ROCS (disambiguation)
- Rok (disambiguation)
- Roque (disambiguation)