Cognomen غاستون (Gaston 
, Gastón 
, غاستون 
) , across the world, is a common surname. The family name غاستون is characteristic of Latin America and the Caribbean, particularly Saint Lucia, where it is quite a common surname, Uruguay, and Argentina (explore the name in all countries). Not in comparison with a country's population, it is commonest in Argentina, the United States, and Mexico. More frequently, غاستون is the forename as well as the last name.