Family name Galaga (Galaga 
) , all around the world, is a rare last name. The surname Galaga is habitual in Peru, where it is a rare surname, Indonesia, where it is a very rare surname, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Indonesia, Peru, and the United States. Likewise, Galaga is the forename as well as the last name.