In all the world, ジェイ (J 
, Jay , Jai , along with others...) is a prevalent dominantly boy's, but infrequently female forename. The first name ジェイ is habitual in the United Kingdom, where it is a common gender-neutral name, Macao, where it is a common mostly boy's, but uncommonly female name, and India, where it is quite a common largely male, but uncommonly female name (explore the name in all countries). Measured by absolute frequency, it is commonest in India, the United States, and the United Kingdom. Very seldom, ジェイ is the last name as well as the forename.
ジェイ is also a prevalent name for the fictitious and mythical characters: Homer Simpson , the character from The Simpsons franchise; Jay Garrick , the fictional character in the DC Comics universe, The Flash; Jay Gatsby , the protagonist of the novel The Great Gatsby; Phil Coulson , the fictional character from the Marvel Cinematic Universe, The Avengers and J. Jonah Jameson , the fictional character in Marvel Comics, Spider-Man 3, and in many other works.