Last name Ridica (Rodriga 
, Rodrigar 
, Ridica) , in the world, is quite a rare cognomen. The family name Ridica is habitual in Latin America and the Caribbean, particularly Mexico, where it is a rare surname, Nicaragua, and Venezuela. Not in comparison with a country's population, it is commonest in Mexico, Venezuela, and Spain. Also, Ridica is the forename as well as the last name.