Cognomen Ratata (รัตตา 
, Ratata 
) , throughout the world, is a rare family name. The cognomen Ratata is habitual in the Dominican Republic, where it is a rare surname, France, where it is a very rare surname, and Thailand. Measured by absolute frequency, it is commonest in the Dominican Republic, Nigeria, and France. More frequently, Ratata is the forename as well as the last name.