Cognomen Rro (Rro 
, Рро 
, Rroe) , all over the world, is a rare family name. The last name Rro is characteristic of Myanmar, where it is a rare surname, Saudi Arabia, and New Zealand, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Myanmar, Saudi Arabia, and the United States. Very seldom, Rro is the forename as well as the last name.