Family name Castula (Castula 
, Szkatuła 
) , around the globe, is quite a rare cognomen. The family name Castula is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is quite a rare surname, Mexico, and Honduras, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Latin America and the Caribbean, particularly Mexico, Nicaragua, and Venezuela. Also, Castula is the forename as well as the last name.