Cognomen 贾雷 (Jaray 
, 贾雷 
) , in the world, is quite a rare family name. The surname 贾雷 is habitual in Hungary, where it is quite a rare surname, Tunisia, where it is a rare surname, and Switzerland. In absolute terms, this name is the most popular in India, Hungary, and Tunisia. Likewise, 贾雷 is the forename as well as the last name.