Ro or ROr' may refer to:
Romania ( roh-MAY-nee-ə; Romanian: România [romɨˈni.a]) is a sovereign state located in Southeastern Europe.
Roger Federer (born 8 August 1981) is a Swiss professional tennis player. Many players and analysts regard him as the greatest male tennis player of all time.
Ronald Wilson Reagan (; February 6, 1911 – June 5, 2004) was an American politician and actor who served as the 40th President of the United States from 1981 to 1989. Before his presidency, he was the 33rd Governor of California, from 1967 to 1975, after a career as a Hollywood actor and union leader.
Rome ( ROHM; Italian: Roma [ˈroː.ma], Latin: Rōma) is a special comune (named Comune di Roma Capitale) and the capital of Italy.
Rock music is a genre of popular music that originated as "rock and roll" in the United States in the early 1950s, and developed into a range of different styles in the 1960s and later, particularly in the United Kingdom and the United States.
The Romani (also spelled Romany; , ), or Roma, are a traditionally nomadic ethnic group, living mostly in Europe and the Americas and originating from the northern regions of the Indian subcontinent, apparently from the region that is currently occupied by the Indian states of Rajasthan, Haryana, and Punjab.
Robin McLaurin Williams (July 21, 1951 – August 11, 2014) was an American stand-up comedian and actor.
The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by the English kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years War against the kingdom of France.