Ro or RO may refer to:
Romania ( ( listen) roh-MAY-nee-ə; Romanian: România [romɨˈni.a]) is a sovereign state located at the crossroads of Central, Eastern, and Southeastern Europe.
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. Prior to the presidency, he was a Hollywood actor and union leader before serving as the 33rd Governor of California from 1967 to 1975.
Rome ( ROHM; Italian: Roma i[ˈroːma]; Latin: Roma [ˈroːma]) is the capital of Italy and a special comune (named Comune di Roma Capitale).
The Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the United States Air Force.
The Romani (also spelled Romany , ), or Roma, are a traditionally itinerant ethnic group, living mostly in Europe and the Americas and originating from the northern Indian subcontinent, from the Rajasthan, Haryana, Punjab and Sindh regions of modern-day India and Pakistan.
Ronda Jean Rousey (; born February 1, 1987) is an American professional wrestler, actress, and former mixed martial artist and judoka.
Roseanne is an American television sitcom originally broadcast on ABC from October 18, 1988, to May 20, 1997. The series returned with new episodes on March 27, 2018.
Roger Federer (German pronunciation: [ˈrɔdʒər ˈfeːdərər]; born 8 August 1981) is a Swiss professional tennis player who is currently ranked world No.