Family name Леонідас (Leonidas 
, Леонідас 
) , all around the world, is a common last name. The last name Леонідас is habitual in Greece, where it is a common surname, Nicaragua, where it is quite a common surname, and Honduras. Measured by absolute frequency, it is commonest in Greece, Tanzania, and Honduras. More prevalently, Леонідас is the forename as well as the last name.