All around the world, Marby (Marby 
) is a rare gender-neutral first name. The first name Marby is habitual in Philippines, where it is a rare unisex name, Colombia, where it is a rare principally girly, but very seldom male name, and Uruguay, where it is a rare feminine name. Not in comparison with a country's population, it is commonest in Philippines, Colombia, and Mexico. Likewise, Marby is the last name as well as the forename.