Cognomen リダ (Lida 
, Lyda 
, Lída 
) , across the world, is a common surname. The cognomen リダ is characteristic of Georgia, where it is quite a common surname, Greece, where it is quite a rare surname, and Colombia. Measured by absolute frequency, it is the most numerous in Georgia, Colombia, and the United States. More prevalently, リダ is the forename as well as the last name.