Surname ジェイ (J 
, Jay , Jai , along with others...) , in all the world, is a widespread cognomen. The family name ジェイ is characteristic of Venezuela, where it is a common surname, Brunei, where it is quite a common surname, and British Virgin Islands (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in China, Indonesia, and Venezuela. More frequently, ジェイ is the forename as well as the last name.