Surname Ринальдо (Rinaldo 
, Rinald 
, Ринальдо 
) , globally, is a common cognomen. The last name Ринальдо is habitual in Italy, where it is quite a rare surname, Estonia, and Sweden. Not in comparison with a country's population, the name is most common in Indonesia, Italy, and the United States. More frequently, Ринальдо is the forename as well as the last name.