Surname Gangy (Gangy 
) , across the world, is a rare last name. The last name Gangy is characteristic of Egypt, where it is a rare surname, Iran, where it is a very rare surname, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Egypt, Iran, and India. Very seldom, Gangy is the forename as well as the last name.