Last name 贾奇 (Judge 
, 贾奇 
) , all over the world, is a common cognomen. The family name 贾奇 is habitual in Guernsey, where it is quite a common surname, Ireland, and New Zealand, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in the United States, the United Kingdom, and Nigeria. Very seldom, 贾奇 is the forename as well as the last name.